FITTER NIMI BASED ONLINE TEST 1st YEAR

FITTER NIMI BASED ONLINE TEST 1st YEAR

FITTER
NSQF LEVEL – 4
1st Year
QUESTION BANK
SECTOR : Production & Manufacturing

Module – 1 : Safety

Level 1
1 Which one is the personnel safety?
A Keep the machine clean
B Concentrate on your work
C Keep the gang way and floor clean
D Keep the tools at their proper place

B Concentrate on your work
ANSWER

2 Name the mandatory symbol ?

A Stop
B Give way
C Guarded
D Unguarded

A Stop
ANSWER

3 Flammable of liquefiables solids are classified as.
A Class ‘A’ fire
B Class ‘B’ fire
C Class ‘C’ fire
D Class ‘D’ fire

B Class ‘B’ fire
ANSWER

4 Which is the immediate life saving procedure?
A First Aid
B Call a doctor
C Intensive care
D Medical treatment

A First Aid
ANSWER

5 Name the warning sign.


A School
B Guarded
C Unguarded
D Pedestrian crossing

C Unguarded
ANSWER

6 What is the class of fire caused by fire wood, paper, cloth?
A Class ‘A’ fire
B Class ‘B’ fire
C Class ‘C’ fire
D Class ‘D’ fire

A Class ‘A’ fire
ANSWER

7 Which fire extinguisher filled with carbon tetra chloride and bromochlorodifluoro methane (BCF)?
A Carbon dioxide
B Halon extinguisher
C Foam extinguisher
D Dry powder extinguisher

B Halon extinguisher
ANSWER

8 Which comes under mechanical occupational hazards?
A Noise
B Toxic
C Unskilled
D Unguarded machinery

D Unguarded machinery
ANSWER

9 How to stop bleeding of injured person?
A Tie bandage
B Apply oinment
C Apply tincture over the wound
D Apply pressure over the wound

D Apply pressure over the wound
ANSWER

10 What is the name of sign?


A School
B Guarded
C Unguarded
D Pedestrian crossing

D Pedestrian crossing
ANSWER

11 What are the three factors causes fire?
A Fuel, Heat, Oxygen
B Oxygen, Fuel, Nitrogen
C Heat, Nitrogen, Oxygen
D Fuel, Carbon-dioxide, Heat

A Fuel, Heat, Oxygen
ANSWER

12 What is the period referred as ‘golden hours’?
A First 30 minutes after incident
B First 30 minutes after first aid
C First 45 minutes of admission
D First 60 minutes after treatment

A First 30 minutes after incident
ANSWER

13 What is the first step of avoiding accident in work place?
A By wearing safety equipment
B Doing things in one’s own way
C By observing safety precautions
D Doing things with a highly skilled working practice

C By observing safety precautions
ANSWER

14 What does the symbol denotes?


A Stop
B Give way
C Pedestrian crossing
D Over taking prohibited

B Give way
ANSWER

15 What is the colour code of bins for waste paper segregation?
A Red
B Blue
C Black
D Green

B Blue
ANSWER

16 What is the kind of road sign?


A Police signal
B Cautionary sign
C Mandatory sign
D Information sign

B Blue
ANSWER

17 Which fire extinguisher is used for flammable and running liquid fire?
A Foam extinguisher
B Halon extinguisher
C Dry powder extinguisher
D Carbon dioxide (CO2) extinguisher

A Foam extinguisher
ANSWER

18 What “A” denotes in ABC of first aid ?
A Air way
B Attention
C Arresting
D Atmosphere

A Air way
ANSWER

19 What is the process of breaking down the materials into organic compounds and can be used as manure?
A Land fills
B Recycling
C Composting
D Burning waste material

C Composting
ANSWER

20 What is the colour code for plastic waste bin?
A Red
B Blue
C Green
D Yellow

D Yellow
ANSWER

Module – 2 : Basic fitting

1 Name the part of file marked as “x”.


A Heel
B Tang
C Ferrule
D File length

A Heel
ANSWER

2 Which marking media is poisonous?
A White wash
B Prussian blue
C Copper sulphate
D Cellulose lacquer

A White wash
ANSWER

3 What is the name of the vice?


A Pin vice
B Pipe vice
C Hand vice
D Quick releasing vice

D Quick releasing vice
ANSWER

4 Which chisel used for squaring materials at the corners, joints?
A Flat chisel
B Cross cut chisel
C Diamond point chisel
D Half round nose chisels

A Flat chisel
ANSWER

5 Name the part of a hammer marked as ‘x’.


A Face
B Pein
C Cheek
D Eye hole

A Flat chisel
ANSWER

6 Which angle is represented by the symbol “γ” on the cutting chisel?


A Rake angle
B Wedge angle
C Cutting angle
D Clearance angle

B Wedge angle
ANSWER

7 Name the property of metal which can be drawn into wire without rupture.
A Ductility
B Tenacity
C Elasticity
D Malleability

D Malleability
ANSWER

8 Read the measurement in the dial caliper.


A 24.2 mm
B 24.8 mm
C 25.2 mm
D 26.2 mm

D 26.2 mm
ANSWER

9 Which is an integral part of the stock in vernier bevel protractor?
A Disc
B Dial
C Blade
D Main scale

A Disc
ANSWER

10 Name the part marked as ‘x’ of the file.


A Heel
B Edge
C Ferrule
D Shoulder

A Heel
ANSWER

11 Which file is used to make the job close to the finishing size?
A Single cut file
B Curved cut file
C Second cut file
D Double cut file

C Second cut file
ANSWER

12 Which file has the parallel edges throughout the length?
A Hand file
B Bastard file
C Rasp cut file
D Single cut file

B Bastard file
ANSWER

13 What is the material to manufacture bench vice?
A Tool steel
B High carbon steel
C Medium carbon steel
D Cast iron

A Tool steel
ANSWER

14 Which marking media provide clear lines on machine finished surfaces?
A White wash
B Prussian blue
C Copper sulphate
D Cellulose lacquer

B Prussian blue
ANSWER

15 Which caliper is used to mark the centre of round bar?
A Jenny caliper
B Inside caliper
C Outside caliper
D Firm joint caliper

D Firm joint caliper
ANSWER

16 Name the part marked as ‘x’.


A Leg
B Peg
C Washer
D Fulcrum

C Washer
ANSWER

17 Name the angular measuring instrument.


A Bevel gauge
B Bevel protractor
C Universal bevel gauge
D Universal surface gauge

B Bevel protractor
ANSWER

18 Which is used for filling narrow grooves and angles above 10°?
A Square file
B Half round file
C Triangular file
D Knife edge file

B Half round file
ANSWER

19 Which chisel is used for cutting oil grooves?
A Flat chisel
B Web chisel
C Half round nose chisel
D Diamond point chisel

A Flat chisel
ANSWER

20 Name the file.


A Barrot file
B Riffler file
C Crossing file
D Mill saw file

C Crossing file
ANSWER

21 What is the name of vice?

A Pin vice
B Pipe vice
C Hand vice
D Machine vice

C Hand vice
ANSWER

22 Which grinding machine is used for heavy duty work?
A Bench grinder
B Portable grinder
C Pedestal grinder
D Surface grinder

C Hand vice
ANSWER

23 Which chisel is used for separating materials after chain drilling?
A Web chisel
B Flat chisel
C Cross cut chisel
D Diamond point chisel

C Cross cut chisel
ANSWER

24 Which file is used for sharpening the teeth of wood working saws?
A Barrete file
B Tinker’s file
C Millsaw file
D Riffler file

C Millsaw file
ANSWER

25 Where will be the weight of the hammer stamped?
A Face
B Pein
C Cheek
D Eye hole

C Cheek
ANSWER

26 Name the property of metal to resist the effect of tensile forces without
rupture.
A Ductility
B Tenacity
C Elasticity
D Malleability

B Tenacity
ANSWER

27 Name the part marked as ‘x’.


A Anvil
B Thimble
C Spindle
D Spindle lock

A Anvil
ANSWER

28 What is the accuracy of metric outside micrometer?
A 0.01 mm
B 0.001 mm
C 0.02 mm
D 0.002 mm

A 0.01 mm
ANSWER

29 Name the part marked as ‘x’.

A Lip
B Land
C Flank
D Point angle

D Point angle
ANSWER

30 Which type of taper is provided in the drill shank?
A Pin taper
B Metric taper
C Morse taper
D Jarno taper

C Morse taper
ANSWER

31 Which is used to remove drills and sockets from the machine spindle?
A Drift
B Sleeve
C Punch
D Hammer

A Drift
ANSWER

32 Name the tap wrench used in the restricted place.
A Box type tap wrench
B ‘T’ handle tap wrench
C Solid type tap wrench
D Double ended adjustable tap wrench

B ‘T’ handle tap wrench
ANSWER

33 What is the unit of feed in drilling operation?
A m/rev
B mm/rev
C m/min
D mm/min

B mm/rev
ANSWER

34 Name the part marked as ‘x’ in vernier caliper.

A Beam
B Fixed bar
C Depth bar
D Thumb lever

C Depth bar
ANSWER

35 What is the accuracy of protractor head in combination set?
A 1°
B 5°
C 5’
D 5″

A 1°
ANSWER

36 What is the accuracy of a try square?
A 0.02 mm per 10 mm length
B 0.004 mm per 10 mm length
C 0.002 mm per 10 mm length
D 0.001 mm per 10 mm length

C 0.002 mm per 10 mm length
ANSWER

37 Which punch is used for witness marks?
A Dot punch
B Pin punch
C Bell punch
D Centre punch

A Dot punch
ANSWER

38 What is the name of the caliper having one leg with an adjustable divider point and other leg is bent?
A Jenny caliper
B Inside caliper
C Outside caliper
D Spring joint caliper

A Jenny caliper
ANSWER

39 What is the name of part marked as ‘x’ in surface gauge?

A Nut
B Snug
C Spindle
D Scriber

B Snug
ANSWER

40 What is the name of part marked as ‘x’ in combination set?


A Bevel head
B Centre head
C Square head
D Protractor head

D Protractor head
ANSWER

41 Which type of datum is followed?


A Edge datum
B Point datum
C Centre line datum
D Reference line datum

A Edge datum
ANSWER

42 What is the name of parallel block?


A Solid parallel block
B Tenon parallel block
C Angular parallel block
D Adjustable parallel block

D Adjustable parallel block
ANSWER

43 Which chisel is used for removing materials on the corners of the keyways?
A Flat chisel
B Diamond point chisel
C Cross cut chisel
D Half round nose chisel

B Diamond point chisel
ANSWER

44 Which file is having rows of teeth cut in one direction?
A Single cut file
B Curved cut file
C Second cut file
D Double cut file

A Single cut file
ANSWER

45 Which file is used for filing wood and leather?
A Hand file
B Bastard file
C Rasp cut file
D Single cut file

C Rasp cut file
ANSWER

46 Which pitch of blade is used for cutting bronze, brass and cast iron?
A 0.80 mm
B 1.00 mm
C 1.40 mm
D 1.80 mm

D 1.80 mm
ANSWER

47 Which type of hammer is used for riveting purpose?
A Sledge hammer
B Ball pein hammer
C Cross pein hammer
D Straight pein hammer

B Ball pein hammer
ANSWER

48 What is the unit of cutting speed in drilling operation?
A metre/ rev
B mm/ rev
C m/ min
D mm/ min

C m/ min
ANSWER

49 What is the name of part marked as ‘x’ in drill?


A Lip
B Land
C Flank
D Web

A Lip
ANSWER

50 What is the name of part marked as ‘x’ in drilling machine?


A Drill chuck
B Feed handle
C Driving motor
D Depth gauge and stop

A Drill chuck
ANSWER

51 What is the minor diameter of thread?
A Minor dia = Major dia – (2 x pitch)
B Minor dia = Major dia + (2 x pitch)
C Minor dia = Major dia + (2 x depth)
D Minor dia = Major dia – (2 x depth)

D Minor dia = Major dia – (2 x depth)
ANSWER

52 What is the name of the part marked as ‘X’?


A Spindle
B Sleeve
C Thimble
D Spindle lock

C Thimble
ANSWER

53 What is the name of the part marked as ‘X’?


A Beam
B Main scale
C Fine adjusting nut
D Fine adjusting slide

D Fine adjusting slide
ANSWER

54 What is the name of the vice?


A Hand vice
B Bench vice
C Tool maker’s vice
D Quick releasing vice

D Quick releasing vice
ANSWER

55 What is the name of the part marked as ‘X’?

A Tip
B Heel
C Tang
D Safe edge

D Safe edge
ANSWER

56 Which marking media is applied to rough forgings and castings?
A White wash
B Prussian blue
C Copper sulphate
D Cellulose lacquer

A White wash
ANSWER

57 Name the file shown.


A Riffler file
B Tinkers file
C Barrette file
D Crossing file

B Tinkers file
ANSWER

58 What is the pitch of hacksaw blade used to cut conduit and other thin tubes?
A 0.8mm
B 1.0mm
C 1.4mm
D 1.8mm

A 0.8mm
ANSWER

59 Which metal cutting saw is used for cutting different profiles?
A Power saw
B Circular saw
C Contour band saw
D Horizontal band saw

C Contour band saw
ANSWER

60 What is the name of chisel?


A Flat chisel
B Web chisel
C Cross cut chisel
D Diamond point chisel

B Web chisel
ANSWER

61 What is the name of hammer?


A Mallet hammer
B Ball pein hammer
C Cross pein hammer
D Straight pein hammer

C Cross pein hammer
ANSWER

62 What is the name of angle between the axis of chisel and job surface while chipping?
A Rake angle
B Point angle
C Clearance angle
D Angle of inclination

D Angle of inclination
ANSWER

63 What is the property of metal that permits no permanent distortion before breaking?
A Tenacity
B Hardness
C Brittleness
D Toughness

C Brittleness
ANSWER

64 Name the part marked as ‘x’ in depth micrometer.


A Cap
B lock
C Stock
D Thimble

B lock
ANSWER

65 What is the name of drilling machine?


A Pillar drilling machine
B Gang drilling machine
C Bench drilling machine
D Radial drilling machine

A Pillar drilling machine
ANSWER

66 What is the accuracy of vernier bevel protractor?

A 1°
B 5°
C 5′
D 5″

D 5″
ANSWER

67 What is the reading of vernier caliper?


A 30.20mm
B 30.40mm
C 35.20mm
D 35.50mm

D 35.50mm
ANSWER

68 Which part of universal surface gauge is used to set scriber at required position exactly?
A Snug
B Guide pin
C Rocker arm
D Fine adjustment screw

D Fine adjustment screw
ANSWER

69 Convert one metre into millimetre.
A 10 mm
B 100 mm
C 1000 mm
D 10000 mm

C 1000 mm
ANSWER

70 What is the name of ‘V’ block?


A ‘V’ grooved ‘V’ block
B Single level single groove ‘V’ block
C Double level single groove ‘V’ block
D Single level double groove ‘V’ block

B Single level single groove ‘V’ block
ANSWER

71 What is the name of the part marked as ‘x’ in combination set?


A Rule
B Scriber
C Clamp nut
D Spirit level

B Scriber
ANSWER

72 Which caliper is used to find the centre of round bars?
A Inside caliper
B Jenny caliper
C Vernier caliper
D Outside caliper

B Jenny caliper
ANSWER

73 What is the name of angle marked ‘α’ in chisel?


A Rake angle
B Wedge angle
C Cutting angle
D Clearance angle

D Clearance angle
ANSWER

74 Which chisel is used for cutting curved grooves?
A Flat chisel
B Web chisel
C Cross cut chisel
D Half round nose chisel

D Half round nose chisel
ANSWER

75 What is the weight of hammer used for marking purpose?
A 200 grams
B 250 grams
C 300 grams
D 450 grams

B 250 grams
ANSWER

76 Which chisel is used to remove excess metal from welded joint and castings?
A Flat chisel
B Web chisel
C Cross cut chisel
D Half round chisel

A Flat chisel
ANSWER

77 What is the name of file?


A Rotary file
B Tinkers file
C Barrette file
D Crossing file

A Rotary file
ANSWER

78 What is the name of portion left between flutes in a drill?
A Lip
B Web
C Point
D Shank

B Web
ANSWER

79 What is the reading of vernier bevel protractor?


A 27° 30’
B 67° 30’
C 157° 30’
D 159° 30’

C 157° 30’
ANSWER

80 Which part of outside micrometer ensure a uniform pressure between the
measuring surface?
A Anvil
B Thimble
C Spindle lock
D Ratchet stop

D Ratchet stop
ANSWER

81 Which part of the vernier height gauge is an intergral part of the main
slide?
A Jaw
B Base
C Beam
D Jaw clamp

A Jaw
ANSWER

82 Which part of the bevel protractor contact with the inclined surface while measuring?
A Dial
B Disc
C Blade
D Stock

C Blade
ANSWER

83 Which part in drilling machine is to achieve different speed?
A Flat pulley
B Jockey pulley
C Stepped pulley
D Fast and loose pulley

C Stepped pulley
ANSWER

84 What is the part marked as ‘x’ in pedestal grinder?


A Tool rest
B Eye shield
C Wheel guard
D Grinding wheel

A Tool rest
ANSWER

85 What is the name of file?


A Hand file
B Rasp cut file
C Single cut file
D Curved cut file

B Rasp cut file
ANSWER

86 What happens if the vice handle is over tightened?
A Spindle damage
B Hard jaw damage
C Fixed jaw damage
D Movable jaw damage

A Spindle damage
ANSWER

87 Which metal cutting saw is used to cut large cross section area?
A Power saw
B Contour saw
C Circular saw
D Horizontal band saw

C Circular saw
ANSWER

88 What is the name of gauge?


A Bevel gauge
B Angle gauge
C Surface gauge
D Universal bevel gauge

A Bevel gauge
ANSWER

89 Which file is used for manufacturing of dies and moulds?
A Rotary file
B Tinkers file
C Barrette file
D Rasp cut file

A Rotary file
ANSWER

90 Which vice is used for holding small work that requires filing or drilling?
A Pin vice
B Pipe vice
C Hand vice
D Tool maker’s vice

D Tool maker’s vice
ANSWER

91 Which hacksaw blade is used for cutting along curved lines?
A HSS blade
B All hard blade
C Flexible blade
D Diamond blade

C Flexible blade
ANSWER

92 Which chisel is used for cutting keyways?
A Flat chisel
B Cross cut chisel
C Punching chisel
D Diamond point chisel

B Cross cut chisel
ANSWER

93 Name the part marked “X” in hammer?


A Pein
B Face
C Cheek
D Eye hole

A Pein
ANSWER

94 Name the property of metal that withstand shock or impact?
A Tenacity
B Hardness
C Brittleness
D Toughness

D Toughness
ANSWER

95 What is the name of micrometer?


A Depth micrometer
B Inside micrometer
C Vernier micrometer
D Outside micrometer

A Depth micrometer
ANSWER

96 What is the name of tap wrench?


A Box type tap wrench
B Solid type tap wrench
C ‘T’ Handle tap wrench
D Adjustable tap wrench

B Solid type tap wrench
ANSWER

97 What is the reading of vernier caliper with inch graduations?


A 1.068″
B 1.459″
C 1.418″
D 1.409″

B 1.459″
ANSWER

98 Which part of combination set is used to mark and check angle of 90° and 45°?
A Rule
B Centre head
C Square head
D Protractor head

C Square head
ANSWER

99 Identify the type of “V” blocks?


A Single level single groove
B Single level double groove
C Double level single groove
D Double level double groove

C Double level single groove
ANSWER

100 How much carbon content of steel is forgeable?
A Up to 1.2 %
B Up to 1.7 %
C Up to 1.9 %
D Up to 2.1 %

B Up to 1.7 %
ANSWER

Level 2
1 What is the use of a try square?
A To check right angle
B To check acute angle
C To check obtuse angle
D To check straight angle

A To check right angle
ANSWER

2 Which part of universal surface gauge holds the scriber?
A Snug
B Guide pin
C Rocker arm
D Fine adjustment screw

A Snug
ANSWER

3 Why breakage of teeth occur easily while sawing of thin walled work pieces
and the start of cut?
A Hand force is too big
B Cutting section is too short
C Coarse blade to be used
D Hand force acts only upon few teeth

D Hand force acts only upon few teeth
ANSWER

4 What is the spindle movement of one division of thimble with spindle thread
of 0.5mm pitch?
A 0.01 mm
B 0.10 mm
C 1.00 mm
D 10.0 mm

A 0.01 mm
ANSWER

5 What is the reading of a vernier caliper?


A 35.1 mm
B 35.2 mm
C 35.3 mm
D 35.4 mm

D 35.4 mm
ANSWER

6 What is the reading of vernier bevel protractor?

A 18° 50′
B 41° 50′
C 50° 50′
D 58° 50′

B 41° 50′
ANSWER

7 What is the use of feeler gauge?
A Check the width
B Check the height
C Check the length
D Check the gap between the mating parts

D Check the gap between the mating parts
ANSWER

8 What operation is carried out in a gang drilling machine?
A Idle operation
B Repeated operation of drilling
C Continuous milling operation
D Successive operation of drilling

D Successive operation of drilling
ANSWER

9 What is the purpose of slots provided in the slotted angle plate?
A Job clamping
B Easy handling
C Reduce weight
D Better appearance

A Job clamping
ANSWER

10 In the ISO metric thread, calculate the tap drill size for M 10 x 1.5 thread.
A 8.2 mm
B 8.7 mm
C 8.75 mm
D 8.65 mm

A 8.2 mm
ANSWER

11 Which material is used to manufacture grade ‘A’ ‘V’ blocks?
A Tool steel
B Carbon steel
C High quality steel
D Closely grained cast iron

C High quality steel
ANSWER

12 Why the cutting faces of files are slightly bellied on length wise?
A Get proper grip over workpiece
B Filing flat surfaces is made easier
C Permit clearance between file face and the workpiece
D Ensure more pressure on workpiece while filing

B Filing flat surfaces is made easier
ANSWER

13 What is the reading of the outside micrometer 50 to 75mm?


A 63.63 mm
B 63.00 mm
C 63.36 mm
D 63.13 mm

A 63.63 mm
ANSWER

14 What is the name of operation?

A Marking line at 90°
B Checking flatness
C Checking squareness
D Setting work piece at right angle

B Checking flatness
ANSWER

15 Which is used to finish the resharpened divider point?
A File
B Grinder
C Scraper
D Oil stone

D Oil stone
ANSWER

16 What is the use of bevel protractor?
A Check the length
B Set the work piece
C Measure the angle
D Measure the depth

C Measure the angle
ANSWER

17 Which vice is used for holding hollow cylindrical jobs?
A Pin vice
B Pipe vice
C Hand vice
D Bench vice

B Pipe vice
ANSWER

18 Why slight convexity is given on the face of hammer?
A To make effective striking
B To avoid digging of the edge
C To allow even load on striking
D To prevent damage to work surface

B To avoid digging of the edge
ANSWER

19 Why the hand taps are chamfered at the lead?
A Aligning
B Finishing
C Strengthening
D Gripping

A Aligning
ANSWER

20 What is the reading of an outside micrometer (British)?

A 0.309″
B 0.329″
C 0.359″
D 0.360″

C 0.359″
ANSWER

21 Why surface plates are made of stress relieved good quality cast iron?
A To prevent corrosion
B To prevent breaking
C To prevent distortion
D To prevent thermal expansion

C To prevent distortion
ANSWER

22 What is the main advantage of adjustable parallel block?
A To set different angle
B To set different depth
C To set different length
D To set different height

D To set different height
ANSWER

23 Why chalk is applied on the face of the file?
A To reduce excessive pressure
B To increase chip removed rate
C To reduce penetration and pinning
D To increase penetration and pinning

C To reduce penetration and pinning
ANSWER

24 What is the use of fine pitch hacksaw blades?
A To cut soft metal
B To cut high speed steel
C To cut high carbon steel
D To cut conduit and other thin tubes

D To cut conduit and other thin tubes
ANSWER

25 Calculate the tap drill size for M10 x 1.25.
A 8.8 mm
B 8.7 mm
C 8.75 mm
D 8.65 mm

A 8.8 mm
ANSWER

26 What is the principle of micrometer?
A Sliding
B Screw and nut
C Rack and pinion
D Worm and worm wheel

B Screw and nut
ANSWER

27 How the wide range of depth can be measured by depth micrometer?
A Lengthy sleeve
B Lengthy spindle
C Adjustable base
D Equipped with a set of extension rods

D Equipped with a set of extension rods
ANSWER

28 What is the reading in inch micrometer?


A 0.789″
B 0.787″
C 0.783″
D 0.715″

B 0.787″
ANSWER

29 Which caliper provide fine adjustment of dimensions?
A Inside caliper
B Odd leg caliper
C Outside caliper
D Spring joint caliper

D Spring joint caliper
ANSWER

30 Why marking tables are made up of cast iron?
A Self lubricating
B Make more rigidity
C Maintain the accuracy
D Prevent thermal expansion

A Self lubricating
ANSWER

31 What is the method of removing metal chips clogged between the teeth of files?
A Brush
B Wire brush
C Copper strip
D Chalk powder

C Copper strip
ANSWER

32 What is the purpose of “Crowning” on the cutting edge of chisel?
A Prevent slipping of chisel
B Prevent digging of corners
C Allow chisel to move freely on straight line
D Allow cutting edge to penetrate into the work

B Prevent digging of corners
ANSWER

33 Which part is the measuring face fitted to the frame of outside micrometer?
A Anvil
B Barrel
C Spindle
D Ratchet stop

A Anvil
ANSWER

34 How the drill chucks are held on the machine spindle?
A By arbor
B By sockets
C By sleeves
D By special clamp

A By arbor
ANSWER

35 Which drilling machine, the spindle head is moved towards or away from the column?
A Pillar drilling machine
B Gang drilling machine
C Radial drilling machine
D Sensitive bench drilling machine

C Radial drilling machine
ANSWER

36 Which type of screw threads are rounded at the crest and root?
A B.A thread
B B.S.F thread
C B.S.W thread
D ACME thread

C B.S.W thread
ANSWER

37 What is the formula to calculate tap drill size?
A Tap drill size = Major dia – (2 x depth)
B Tap drill size = Major dia + (2 x depth)
C Tap drill size = Major dia – (2 + depth)
D Tap drill size = Major dia + (2 + depth)

A Tap drill size = Major dia – (2 x depth)
ANSWER

38 Why ribs are provided in the angle plate?
A Provide flatness
B Prevent distortion
C Provide squareness
D Support the machined surface

B Prevent distortion
ANSWER

1 A new hacksaw blade after a few stroke, becomes loose because of?
A Stretching of blade
B Wrong pitch of the blade
C Improper selection of saw sets
D nut thread being worn out

A Stretching of blade
ANSWER

2 Name the defect that causes the metal chips to clog between the teeth of file?
A File bite
B Pinning of file
C Warping of file
D Glazing of file

B Pinning of file
ANSWER

3 What will be the effect if the clearance angle of chisel is less than recommended angle while chipping?
A Cutting edge cannot penetrate, chisel will slip
B Cutting edge digs in, cut will be deeper
C Cutting edge will break
D Cutting edge of chisel move freely on straight line

A Cutting edge cannot penetrate, chisel will slip
ANSWER

4 What happen if the clearance angle of chisel is too high?
A Slipping of chisel
B Digging on the surface
C Cutting edge will break
D Heavy metal removal from the surface

B Digging on the surface
ANSWER

5 What is the reason for scratches produced on field surface?
A Pinning
B Glazing
C File bite
D Warping

A Pinning
ANSWER

6 What is the effect of improper method of diagonal filing?
A Uneven surface finish
B Scratches on the surface
C Convexity on the surface
D Improper finish on surface

A Uneven surface finish
ANSWER

7 How to prevent the tool rubbing against the work surface in metal cutting
process?
A Decrease lip angle
B Increased rake angle
C Increase clearance angle
D Decrease tool wedge angle

C Increase clearance angle
ANSWER

8 Which activity causes excessive wear and chattering of drill bit while
drilling?
A Too fast feed rate
B Too slow feed rate
C More cutting speed
D Too slow spindle speed

B Too slow feed rate
ANSWER

Module – 3 : Sheet Metal

1 Which cutting fluid is used for drilling in cast iron?
A Dry air jet
B Soluble oil
C Mineral oil
D Vegetable oil

A Dry air jet
ANSWER

2 Name the part marked as ‘x’ in Radial drilling machine?


A Base
B Spindle
C Radial arm
D Spindle head

D Spindle head
ANSWER

3 Which one is used to bring the plates closely together after inserting the
rivet in the hole?
A Drift
B Dolly
C Rivet set
D Caulking tool

C Rivet set
ANSWER

4 Name the part of lever shear marked as ‘x’?


A Base plate
B Lever arm
C Lower blade
D Upper blade

C Lower blade
ANSWER

5 Name the sheet metal operation?


A Grooving
B Notching
C Bending
D Folding

A Grooving
ANSWER

6 Name the zinc coated iron?
A Black iron
B Tinned iron
C Stainless steel
D Galvanised iron

D Galvanised iron
ANSWER

7 Which sheet metal is highly resistant to corrosion and abrasion?
A Copper
B Black iron
C Aluminium
D Galvanised iron

C Aluminium
ANSWER

8 What is the formula to calculate the size across flat to flat of regular
hexagon?
A 2a
B 2a
C √3a
D 3a

C √3a
ANSWER

9 What is the material of solder?
A Welding rod
B Synthetic element
C Pure metal or alloy
D Non metallic element

C Pure metal or alloy
ANSWER

10 Which flux used for soldering steel?
A Ammonium chloride
B Zinc chloride
C Resin
D Paste

A Ammonium chloride
ANSWER

11 What is the material used to manufacture rivets?
A Rubber
B Synthetic
C Hardened steel
D Mild steel

D Mild steel
ANSWER

12 Name the part marked as ‘x’ in a rivet?


A Tail
B Body
C Head
D Diameter

B Body
ANSWER

13 Which rivet is used in heavy structural work?
A Pan head rivet
B Snap head rivet
C Counter sunk rivet
D Conical head rivet

A Pan head rivet
ANSWER

14 What is the name of tool is used to support the snap head rivet?
A Dolly
B Drift
C Rivet set
D Rivet snap

A Dolly
ANSWER

15 Name the riveting defect shown?


A Improper joining of plates
B Burrs between plates
C Rivet head not centred with the shank
D Body of the rivet not perpendicular to the plate

C Rivet head not centred with the shank
ANSWER

16 Which tool used in sheet metal work to scribe a circle or arc with a large diameter?
A Spring compass
B Trammel
C Wing compass
D Ordinary compass

B Trammel
ANSWER

17 What is the name of part marked ‘X’?


A Body
B Clamp
C Upper blade
D Lower blade

B Clamp
ANSWER

18 Which rivets are used in light assembly work?
A Pan head rivet
B Snap head rivet
C Counter sunk rivet
D Conical head rivet

D Conical head rivet
ANSWER

19 What is the tool used to form the other end of rivet head?
A Dolly
B Drift
C Rivet set
D Rivet snap

D Rivet snap
ANSWER

20 What is the name of the notch in sheet metal work?


A ‘V’ notch
B Slant notch
C Square notch
D Straight notch

C Square notch
ANSWER

21 What type of mallet used for hollowing panel beating?
A Brass mallets
B Rubber mallets
C Wooden mallets
D Bossing mallets

D Bossing mallets
ANSWER

22 Which stake is used to form an arc of a circle bevelled along one side?
A Funnel stake
B Hatchet stake
C Half moon stake
D Beak or bick iron

C Half moon stake
ANSWER

23 What is the name of supporting tool in sheet metal work?


A Hatchet stake
B Funnel stake
C Half moon stake
D Round bottom stake

D Round bottom stake
ANSWER

24 What is the name of the joint in sheet metal?


A Grooved joint
B Pane down joint
C Knocked up joint
D Double grooved joint

D Double grooved joint
ANSWER

25 What is the maximum cutting capacity of snip?
A 1.2 mm thickness
B 2.0 mm thickness
C 2.5 mm thickness
D 3.0 mm thickness

A 1.2 mm thickness
ANSWER

26 What is the name of supporting tool in sheet metal work?


A Funnel stake
B Hatchet stake
C Half moon stake
D Round bottom stake

C Half moon stake
ANSWER

27 Which riveting tool is used to form the final shape of rivet?
A Drift
B Dolly
C Rivet set
D Rivet snap

D Rivet snap
ANSWER

28 Name the tool used to make fluid tight joint in riveting?
A Drift
B Rivet snap
C Fullering tool
D Caulking tool

C Fullering tool
ANSWER

29 What is the name of tool used to cut thicker sheets?
A Bend snips
B Lever shears
C Straight snips
D Circle cutting machine

B Lever shears
ANSWER

30 Which stake is used for making sharp bends?
A Funnel stake
B Hatchet stake
C Half moon stake
D Beak or bick iron

B Hatchet stake
ANSWER

31 What is the name of stake?


A Horse
B Bick iron
C Funnel stake
D Creasing iron

C Funnel stake
ANSWER

32 Which flux is used for soldering tin sheets?
A Resin
B Paste
C Zinc chloride
D Ammonium chloride

C Zinc chloride
ANSWER

33 What is the seam used in sheet metal joint for roofing and panelling?
A Lap seam
B Double seam
C Grooved seam
D Double grooved seam

D Double grooved seam
ANSWER

34 What is rivet interference?
A Thickness of sheet
B Diameter of the rivet
C Length to form the head
D Total rivet length required for riveting

C Length to form the head
ANSWER

35 What is the part marked as ‘x’ in the hand shearing machine?

A Clamp
B Lever arm
C Lower blade
D Upper blade

D Upper blade
ANSWER

36 What is the tool marked as ‘x’ in riveting?


A Dolly
B Rivet set
C Fullering tool
D Caulking tool

D Caulking tool
ANSWER

37 Which tool is used to make fluid-tight joint by pressing the riveted edge plate?
A Dolly
B Drift
C Caulking tool
D Fullering tool

D Fullering tool
ANSWER

38 Which metal is very soft and heavy in sheet metal work?
A Lead
B Black iron
C Aluminium
D Copper sheet

A Lead
ANSWER

39 Name the tool marked as ‘X’ in riveting?

A Drift
B Rivet snap
C Caulking tool
D Fullering tool

D Fullering tool
ANSWER

40 Which hammer is suitable for riveting?
A Plastic hammer
B Ball pein hammer
C Cross pein hammer
D Straight pein hammer

B Ball pein hammer
ANSWER

41 Which notch is cut at an angle of 45° to the corner of the sheet metal?
A Wire notch
B Slant notch
C Square notch
D Straight notch

B Slant notch
ANSWER

42 Name the joint made by fastening two edges of sheet metal together?
A Hem
B Seam
C Notch
D Groove

B Seam
ANSWER

43 What is the flux used for soldering in the form of powder and evaporates while heating?
A Resin
B Zinc chloride
C Hydrochloric acid
D Ammonium chloride

D Ammonium chloride
ANSWER

44 Name the type of seam?


A Lap seam
B Double seam
C Grooved seam
D Double grooved seam

A Lap seam
ANSWER

45 Which rivet is used to avoid the projection of rivet head?
A Pan head rivet
B Snap head rivet
C Conical head rivet
D Counter sunk head rivet

D Counter sunk head rivet
ANSWER

1 Select the spindle speed (rpm) for H.S.S drill dia 24 mm and cutting speed
(V) = 30 m/min to drill mild steel?
A 275 rpm
B 300 rpm
C 400 rpm
D 450 rpm

C 400 rpm
ANSWER

2 What is the use of bent snips?
A Groove cut
B Zigzag cut
C Straight cut
D Circular cut

D Circular cut
ANSWER

3 Calculate the weight of steel plate having length of 2000 mm, width of 500 mm, thickness of 4 mm and density of 7.85 g/cm3?
A 21.4 Kg
B 31.4 Kg
C 41.4 Kg
D 50.4 Kg

B 31.4 Kg
ANSWER

4 What is the use of stakes in sheet metal work?
A Rest of work
B Supporting piece
C Sharpening
D Folding shapes

B Supporting piece
ANSWER

5 What is the purpose of groover?
A Releasing of seam
B Compress the seam
C Closing and locking of seam
D Stress relieving during seam operation

C Closing and locking of seam
ANSWER

6 Which is the operation of covering area of the metal with molten solder?
A Pickling
B Swaging
C Seaming
D Tinning

D Tinning
ANSWER

7 What is the use of groover in sheet metal work?
A Releasing of seam
B Compress the seam
C Closing of seam
D Stress relieving during seam operation

C Closing of seam
ANSWER

8 What is the purpose of hole marked as ‘x’?

A Arrest the crack
B Facilitate easy bending
C Make good appearance
D Allow clearance between the ends

A Arrest the crack
ANSWER

9 How the distance of first rivet is determined from the side edge?
A 3 x dia of rivet
B 2 x dia of rivet
C 2.5 x dia of rivet
D 3.5 x dia of rivet

B 2 x dia of rivet
ANSWER

10 What is the advantage of stakes in sheet metal work?
A Sharpening
B Supporting
C Rest of workpiece
D Protect the tool from damage

B Supporting
ANSWER

11 Why allowance is required while making various types of hems and seams?
A To make good appearance
B To prevent damage to the edges
C To prevent over lapping at the seam
D Maintain correct size and improve the strength

D Maintain correct size and improve the strength
ANSWER

12 Which sheet metal is easiest to joint and solder?
A Tinned plate
B Lead
C Galvanised iron
D Stainless sheet

A Tinned plate
ANSWER

13 Which sheet metal withstand contact with water and exposure to weather?
A Black iron
B Copper sheet
C Stainless sheet
D Galvanised iron

D Galvanised iron
ANSWER

14 What is the purpose of drift in riveting operation?
A Position the rivet
B Make metal to metal joint
C Align the holes to be riveted
D Prevent damage to rivet head

C Align the holes to be riveted
ANSWER

Level 3
1 Why burr form on the underside of the sheet metal while shearing?
A No clearance
B Hardened metal
C Increase in force
D Excessive clearance

D Excessive clearance
ANSWER

2 What is the fault in riveting?


A Burrs between plates
B Rivet head not centered
C Too much allowance given
D Holes on the plate are not in line

D Holes on the plate are not in line
ANSWER

3 What is the name of riveting defect?


A Too little allowance on shank
B Too much allowance on shank
C Rivet head not centered with shank
D Head of rivet not perpendicular to shank

B Too much allowance on shank
ANSWER

4 What is the reason for faulty rivetting?


A Burrs between plates
B Too little allowance given
C Improper joining of plates
D Too much allowance given

C Improper joining of plates
ANSWER

5 What is the fault in riveting?


A Too little allowance
B Burrs between the plates
C Holes on the plate not in line
D Rivet body not perpendicular

A Too little allowance
ANSWER

6 What is the minimum distance between the rivets to avoid buckling?
A 2 D
B 2.5 D
C 3 D
D 3.5 D

C 3 D
ANSWER

Module – 4 : Welding

1 Which type of filler rod is used in gas welding of stainless steel?

A Pure aluminium
B Copper silver alloy
C Columbium stainless steel
D Copper coated mild steel

C Columbium stainless steel
ANSWER

2 Name the gas welding defect?


A Porosity
B Lack of fusion
C Oxidised weld
D Incomplete penetration

B Lack of fusion
ANSWER

3 Name the joint in the arc welding?


A Flush corner joint
B Single fillet lap joint
C Half open corner joint
D Full open corner joint

C Half open corner joint
ANSWER

4 Which arc welding machine can be used anywhere in the field work even
away from electric lines?
A Rectifier set
B Motor generator set
C Engine generator set
D AC welding transformer

C Engine generator set
ANSWER

5 Which arc welding machine provides better heat distribution in the electrode and job?
A Rectifier set
B Motor generator set
C Welding transformer
D Engine generator set

A Rectifier set
ANSWER

6 What is the colour painted on the acetylene gas cylinders?
A Black
B Green
C Blue
D Maroon

D Maroon
ANSWER

7 What is the angle to be maintained in the blow pipe and filler rod in the left
ward welding technique?
A 60° & 30°
B 50° & 40°
C 30° & 50°
D 60° & 40°

A 60° & 30°
ANSWER

8 Name the safety operation carried out in welding plant shown in the figure?


A Compressor used to force out fuses
B Cooling the surface to clear gases
C Water forced to clean the surface
D Exhaust duct capture fuses and gases

D Exhaust duct capture fuses and gases
ANSWER

9 Identify the part marked as ‘x’?

A Safety plug
B Steel bottle
C Valve spindle
D Dissolved acetylene

A Safety plug
ANSWER

10 What is the name of distortion occurs in the weld direction?
A Angular distortion
B Bending distortion
C Longitudinal distortion
D Transverse distortion

C Longitudinal distortion
ANSWER

11 What is the name of the metal edge in an angle during welding and cutting operations?
A Kerf
B Drag
C Bevel
D Gouging

C Bevel
ANSWER

12 What is the oxygen cylinder colour?
A Red
B Blue
C Black
D Maroon

C Black
ANSWER

13 What is the name of the part marked as ‘X’?


A Handle
B Mixing chamber
C Oxygen control value
D Acetylene control value

C Oxygen control value
ANSWER

14 What is the name of PPE?


A Portable screen
B Chipping goggles
C Welding hand screen
D Welding helmet screen

C Welding hand screen
ANSWER

15 What is the name of the part marked as ‘X’?


A Preheat control valve
B Oxygen control valve
C Horizontal adjustment
D Vertical adjustment

D Vertical adjustment
ANSWER

16 What is the storing capacity of oxygen cylinder?
A 7 m3
B 10 m3
C 14 m3
D 15 m3

A 7 m3
ANSWER

17 What is the equipment used to protect the body from flying spark during gas cutting?
A Leather cap
B Leather apron
C Leather shoes
D Cutting goggles

B Leather apron
ANSWER

Level 2
1 What is the function of AC welding transformer?
A It converts to low voltage high current ampere
B It converts to high voltage and low current ampere
C It converts to low voltage and low current ampere
D It converts to high voltage and high current ampere

A It converts to low voltage high current ampere
ANSWER

2 What is the disadvantage of AC welding transformer?
A More initial cost
B Not free from arc blow
C More maintenance cost
D Not suitable for welding non ferrous metal

D Not suitable for welding non ferrous metal
ANSWER

3 Which factor determine the current setting during welding?
A Types of joint
B Position of weld
C Length of electrode
D Diameter of electrode

D Diameter of electrode
ANSWER

4 What is the OCV for welding in step-down transformer which reduces the main supply voltage (220 or 440 volts)?
A 40 and 100 volt
B 50 and 100 volt
C 30 and 20 volt
D 20 and 25 volt

A 40 and 100 volt
ANSWER

5 Which is the welding machine designed to supply both A.C and D.C current for welding ferrous and non-ferrous metals using all types of electrode?
A Rectifier set
B Transformer set
C Motor generator set
D Engine generator set

A Rectifier set
ANSWER

6 Why the cylinder keys are not removed from the cylinder while welding?
A To prevent gas leak
B To adjust the gas supply
C To open and close frequently
D To close quickly in case of fire

D To close quickly in case of fire
ANSWER

7 Which process blow out the cylinder valve socket before connecting the regulator?
A Cracking
B Back fire
C Flash back
D Pressure testing

A Cracking
ANSWER

8 What is the purpose of cellulosic electrode in arc welding process?
A Very easy to remove the deposited slag
B Used for high strength steel
C It is used for low carbon steel
D It is suitable for all position

A Very easy to remove the deposited slag
ANSWER

9 How to extinguish the flame after use in gas welding?
A Shut off oxygen and dip blow pipe in water
B Shut off oxygen and acetylene valve at a time
C Shut off oxygen valve first next acetylene valve
D Shut off acetylene valve first next oxygen valve

D Shut off acetylene valve first next oxygen valve
ANSWER

10 Why humming sound effects during arc welding?
A Long arc length
B Speedy welding
C Short arc welding
D Normal arc length

A Long arc length
ANSWER

Level 3
1 What will cause if the nozzle touches the molten pool?
A Spark
B Smoke
C Back fire
D Flash back

C Back fire
ANSWER

2 Identify the welding defect shown in figure?

A Under cut
B Cracking
C Lack of fusion
D Incomplete penetration

A Under cut
ANSWER

3 Which internal defect welding is invisible to naked eye?
A Spatter
B Porosity
C Undercut
D Stray arc

B Porosity
ANSWER

Module – 1 : Drilling

1 What is the name of the angle marked ‘x’ in the reamer?


A Rake angle
B Flute angle
C Helix angle
D Clearance angle

C Helix angle
ANSWER

2 What is the angle of countersinking for riveting?
A 75°
B 80°
C 90°
D 120°

A 75°
ANSWER

3 What is the name of the element marked ‘x’ of the thread?


A Root
B Lead
C Pitch
D Flank

C Pitch
ANSWER

4 What ‘A’ represents in grinding wheel specification 32A46H8V ?
A Grade
B Grain size
C Type of bond
D Type of abrasive

D Type of abrasive
ANSWER

5 What is the product obtained from blast furnace?
A Pig iron
B Cast iron
C Wrought iron
D Malleable iron

A Pig iron
ANSWER

6 Which metal is used to manufacture magnets, ball bearing and cutting tool?
A Cobalt
B Cadmium
C Vanadium
D Molybdenum

A Cobalt
ANSWER

7 How much copper contains in pyrites ore?
A 15%
B 32%
C 50%
D 45%

B 32%
ANSWER

8 Which metal is resistant to many types of acids?
A Tin
B Nickel
C Lead
D Chromium

C Lead
ANSWER

9 Which method is suitable to remove the broken stud very near to the surface?
A Ezy out method
B Making drill hole
C Prick punch method
D Using square taper punch

C Prick punch method
ANSWER

10 What is the angle of counter sink head screws?
A 60°
B 90°
C 105°
D 120°

B 90°
ANSWER

11 What is the name of the angle in the drill bit marked ‘x’?


A Chisel angle
B Rake angle
C Point angle
D Lip clearance angle

D Lip clearance angle
ANSWER

12 Which angle is determined by the helix angle in drill bit?
A Point angle
B Rake angle
C Chisel angle
D Clearance angle

B Rake angle
ANSWER

13 Which reamer will have a long taper lead?
A Hand reamer
B Socket reamer
C Machine reamer
D Helical fluted reamer

B Socket reamer
ANSWER

14 What is the name of the tool?


A Stone dresser
B Diamond dresser
C Star wheel dresser
D Abrasive stick dresser

C Star wheel dresser
ANSWER

15 Which indicates the strength of bond in grinding wheel?
A Grid
B Grade
C Structure
D Grain size

B Grade
ANSWER

16 What is the name of the part marked ‘x’ in blast furnace?


A Tuyeres
B Molten slag
C Molten iron
D Tapping hole

A Tuyeres
ANSWER

17 What is the range of carbon content in cast iron?
A 2 to 4%
B 5 to 9%
C 6 to 9%
D 10 to 12%

A 2 to 4%
ANSWER

18 What is the name of the part marked ‘x’ in vernier micrometer?


A Anvil
B Barrel
C Thimble
D Ratchet stop

C Thimble
ANSWER

19 What is the name of part marked as ‘X’?


A Heel
B Cutting edge
C Position rake angle
D Negative rake angle

D Negative rake angle
ANSWER

20 Which reamer is used for reaming internal Metric morse tapered holes?
A Helical fluted reamer
B Hand reamer with pilot
C Taper pin hand reamer
D Socket reamer with parallel shank

D Socket reamer with parallel shank
ANSWER

21 Name the type of the reamer?


A Hand reamer
B Helical reamer
C Machine reamer
D Taper pin reamer

A Hand reamer
ANSWER

22 What is the name of part marked as ‘X’?


A Arbor
B Drill chuck
C Drill bit
D Chuck key

A Arbor
ANSWER

23 Which reamer has a long taper lead?
A Socket reamer
B Hand reamer
C Machine reamer
D Helical fluted reamer

B Hand reamer
ANSWER

24 Which cast iron has the ability to reduce vibration and tool chattering in machine tools?
A Grey cast iron
B White cast iron
C Nodular cast iron
D Malleable cast iron

A Grey cast iron
ANSWER

25 Which furnace is used to produce wrought iron?
A Blast furnace
B Cupola furnace
C Puddling furnace
D Electric arc furnace

C Puddling furnace
ANSWER

26 Which ore is used to extract zinc?
A Bauxite
B Galena
C Calamine
D Cassiterite

C Calamine
ANSWER

27 Which tool is used to check the internal clearance of the bearing?
A Steel rule
B Feeler gauge
C Depth gauge
D Vernier caliper

B Feeler gauge
ANSWER

28 What is the name of part marked as ‘X’?

A Collar
B Square head
C Fingers
D Body

C Fingers
ANSWER

29 What is the angle of ACME thread?
A 66°
B 55°
C 29°
D 45°

C 29°
ANSWER

30 What is the name of elements of screw marked as ‘X’?

A Root
B Pitch
C Crest
D Thread angle

D Thread angle
ANSWER

31 What is the helix angle of general purpose drill?
A 59°
B 118°
C 27.5°
D 8° to 12°

C 27.5°
ANSWER

32 What is the name of the tool?


A Pilot drill
B Counter sink
C Drill with pilot
D Countersink with pilot

D Countersink with pilot
ANSWER

33 Which part of a reamer is designed for the removal of chips?
A Face
B Flute
C Heel
D Cutting edge

B Flute
ANSWER

34 What is the name of operation?


A Drilling
B Spot facing
C Countersinking
D Counter boring

D Counter boring
ANSWER

35 What is the term, the top surface joining the two sides of a thread?
A Root
B Crest
C Flank
D Pitch

B Crest
ANSWER

36 What ‘V’ denotes in grinding wheel specification 32A46H8V?
A Bond
B Grade
C Abrasive
D Grain size

A Bond
ANSWER

37 What type of abrasive wheel is used for grinding die steel?
A Silicon carbide
B Green silicon carbide
C White aluminium oxide
D Brown aluminium oxide

C White aluminium oxide
ANSWER

38 Which term indicates the amount of bond present between the individual abrasive grains?
A Grain
B Grade
C Abrasive
D Structure

D Structure
ANSWER

39 What is the name of the part marked as ‘X’ in vernier micrometer?


A Barrel
B Thimble
C Datum line
D Vernier division

D Vernier division
ANSWER

40 What is the name of the part marked as ‘X’ of telescopic gauge?

A Spring
B Handle
C Fixed leg
D Telescoping leg

D Telescoping leg
ANSWER

41 What is the name of the tool?


A Reamer
B Spot facing tool
C Countersink tool
D Counter boring tool

C Countersink tool
ANSWER

42 What is the name of the angle marked as ‘X’ in drill bit ?


A Helix angle
B Lead angle
C Point angle
D Chisel edge angle

C Point angle
ANSWER

43 What is the name of element marked as ‘X’ in reamer?


A Face
B Heel
C Flute
D Cutting edge

A Face
ANSWER

44 Which angle determines the rake angle of drills?
A Helix angle
B Core angle
C Point angle
D Chisel edge angle

A Helix angle
ANSWER

45 What is the angle of countersink tool used on holes to be threaded?
A 75°
B 80°
C 90°
D 120°

D 120°
ANSWER

46 What is the name of the die?


A Split die
B Half die
C Solid die
D Adjustable screw plate die

B Half die
ANSWER

47 Which type of thread, the crest and roots are rounded to form a semi circle?
A Acme thread
B Square thread
C Knuckle thread
D Trapezoidal thread

C Knuckle thread
ANSWER

48 What ‘5’ denotes in grinding wheel specification 41A46H5U8?
A Bond
B Abrasive
C Structure
D Grain size

C Structure
ANSWER

49 Which type of bonded wheel is used in foundries for dressing castings?
A Silicate bond
B Shellac bond
C Rubber bond
D Resinoid bond

D Resinoid bond
ANSWER

50 What type abrasive wheel is used for grinding cemented carbides?
A Green silicon carbide
B Grey aluminium oxide
C White aluminium oxide
D Brown aluminium oxide

A Green silicon carbide
ANSWER

51 What is the value of one vernier division of a vernier micrometer?
A 0.01 mm
B 0.02 mm
C 0.009 mm
D 0.002 mm

C 0.009 mm
ANSWER

52 What is the name of part marked as ‘X’ in telescopic gauge?


A Handle
B Fixed leg
C Plunger lock
D Telescopic leg

C Plunger lock
ANSWER

53 What is the method of removing broken stud?


A Ezy-out
B Prick punch
C Making drill hole
D Using square taper punch

A Ezy-out
ANSWER

54 What is the name of the part marked as ‘X’?

A Breast plate
B Bevel pinion
C Frame work
D Locking screw

B Bevel pinion
ANSWER

55 What is the name of part marked as ‘X’ in hand reamer?


A Taper lead
B Bevel lead
C Circular lead
D Taper lead angle

D Taper lead angle
ANSWER

56 What is the counter sink angle of chamfering in the end of drilled hole for threading?
A 75°
B 80°
C 90°
D 120°

D 120°
ANSWER

57 What is the name of thread?


A Vee thread
B Buttress thread
C Square thread
D Saw – tooth thread

D Saw – tooth thread
ANSWER

58 What is the name of part marked ‘X’?

A Root
B Pitch
C Crest
D Helix angle

D Helix angle
ANSWER

59 What is the included angle of metric ‘V’ threads?
A 45°
B 29°
C 60°
D 47½°

C 60°
ANSWER

60 What ’46’ represent in standard marking system of grinding wheel (32A46H8V)?
A Grade
B Grain size
C Type of bond
D Type of abrasive

B Grain size
ANSWER

61 What is the tool used in grinding operation?


A Honing tool
B Abrasive stick
C Diamond dressers
D Star wheel dressers

C Diamond dressers
ANSWER

62 What is the colour of aluminium metal?
A Dull white
B White
C Bright white
D Bluish grey colour

B White
ANSWER

63 What ‘H’ denotes in the specifications of grinding wheel 32A46H8V?
A Grain sze
B Type of abrasive
C Grade
D Structure

C Grade
ANSWER

64 What is produced from blast furnance ?
A Pig iron
B Cast iron
C Wrought iron
D Malleable iron

A Pig iron
ANSWER

65 What is the minimum dimension can measure with telescopic gauge?
A 8.0 mm
B 12.7 mm
C 19.0 mm
D 150 mm

A 8.0 mm
ANSWER

66 Which gauge is used to measure below 8 mm dimension?


A Telescopic gauge
B Small hole gauge
C Depth micrometer
D Inside micrometer

B Small hole gauge
ANSWER

Level 2
1 What is the name of the process of finishing the drilled hole?
A Reaming
B Spot facing
C Counter boring
D Counter sinking

A Reaming
ANSWER

2 What is the purpose of clearance angle in twist drill?
A Prevent rough holes
B Prevent over size holes
C Prevent unequal angle of cutting edges
D Prevent friction of drill behind the cutting edges

D Prevent friction of drill behind the cutting edges
ANSWER

3 What is the name of the operation to enlarge the hole for given depth?
A Reaming
B Spot facing
C Counter boring
D Counter sinking

C Counter boring
ANSWER

4 What is to be done after mounting the new grinding wheel to run concentric?
A Truing
B Glazing
C Loading
D Dressing

A Truing
ANSWER

5 What is the use of telescopic gauge?
A Measure depth
B Measure external dimension
C Measure angular dimension
D Measure size of holes, slots

D Measure size of holes, slots
ANSWER

6 What is the use of reamer?
A Drill a hole
B Enlarging a hole
C Threading a hole
D Finishing to correct size of the drilled hole

D Finishing to correct size of the drilled hole
ANSWER

7 What is the purpose of type “N” twist drills?
A Used for hard material
B Used for brittle material
C Used for soft and tough material
D Used for normal low carbon steel

D Used for normal low carbon steel
ANSWER

8 What is the function of pilot in the hand reamer with pilot?
A Keep size of hole accurate
B Removes the burr from the hole
C Provide smooth functioning of reamer
D Keep reamer concentric with hole to be reamed

D Keep reamer concentric with hole to be reamed
ANSWER

9 Which decides the point angle of drill?
A Drill material
B Job material
C Cutting speed
D Size of the drill

B Job material
ANSWER

10 What is the drill size for reaming a 10 mm hole, if under size is 0.2mm and
over size is 0.05mm?
A 8.5 mm
B 9.75 mm
C 10.00 mm
D 10.25 mm

B 9.75 mm
ANSWER

11 What is the method of removing the broken stud?


A Ezy- out method
B Prick punch method
C Making drill hole method
D Using square taper punch method

B Prick punch method
ANSWER

12 What is the operation of beveling the end of a drilled hole?
A Reaming
B Spot facing
C Counter boring
D Counter sinking

D Counter sinking
ANSWER

13 Why centre screw is provided in the die stock?
A To tighten the die
B To adjust the depth of cut
C To adjust the dia of internal thread
D To adjust the dia of external thread

B To adjust the depth of cut
ANSWER

14 Which term describes the axial movement of screw in one complete turn?
A Lead
B Flank
C Pitch
D Depth

A Lead
ANSWER

15 How the size of drill bit is measured?
A Between flutes
B Between the lands
C Between web
D Neck diameter

B Between the lands
ANSWER

16 What is the purpose of type ‘S’ twist drill?
A Used for hard material
B Used for high carbon steel
C Used for soft and tough material
D Used for normal low carbon steel

C Used for soft and tough material
ANSWER

17 Determine the drill size for finishing ø19 mm reaming hole (as per table under size 0.2 & over size 0.05 mm)?
A 18.75 mm
B 19.00 mm
C 19.25 mm
D 19.05 mm

A 18.75 mm
ANSWER

18 What is the drill size for ø15 mm reaming hole?
A 14.75 mm
B 14.50 mm
C 15.25 mm
D 14.65 mm

A 14.75 mm
ANSWER

19 What is the name of the operation producing flat seat on drilled hole?
A Drilling
B Spot facing
C Counter sinking
D Counter boring

B Spot facing
ANSWER

20 What is the purpose of flute in drill?
A To drive out the chips
B To reduce the weight
C To reduce the cost
D To increase the speed

A To drive out the chips
ANSWER

21 What is the formula to calculate the blank size of external thread (where p=pitch and d=depth)?
A D = d – p/10
B D = d + p/10
C D = d x p/10
D D = d ÷ p/10

A D = d – p/10
ANSWER

22 What is the size of drilled hole for reaming ø 10 mm?
A 8.5 mm
B 9.75 mm
C 10.00 mm
D 10.25 mm

B 9.75 mm
ANSWER

23 Calculate the reading of vernier micrometer?

A 9.923 mm
B 9.963 mm
C 9.563 mm
D 9.763 mm

B 9.963 mm
ANSWER

24 Which cast iron has the ability to minimize tool chatter in machine tools?
A Grey cast iron
B White cast iron
C Nodular cast iron
D Malleable cast iron

A Grey cast iron
ANSWER

25 Why lime stone serves as flux in the blast furnace?
A To form molten slag
B To supply the oxygen
C To burn the carbon in coke
D To increase the melting point of ore

A To form molten slag
ANSWER

26 Which micrometer having provision of interchangeable anvils?
A Depth micrometer
B Inside micrometer
C Outside micrometer
D Screw thread micrometer

D Screw thread micrometer
ANSWER

27 Which factor determine the selection of wire in screw thread micrometer?
A Thread angle
B Type of thread and pitch
C Root and crest
D Major diameter

B Type of thread and pitch
ANSWER

28 What is measured with telescopic gauge?
A Depth
B External dimension
C Angular dimension
D Size of holes, slots and recesses

D Size of holes, slots and recesses
ANSWER

Level 3
1 Why hand reamers have uneven spacing of teeth?
A Reduce chattering
B Remove more metals
C Increase the efficiency
D Increase the life of the tool

A Reduce chattering
ANSWER

2 What is the reason for over heated drill while drilling?
A Drill held not correctly
B Work is not rigidly held
C Clearance angle is incorrect
D Flutes are clogged with chips

C Clearance angle is incorrect
ANSWER

3 What will happen if the clearance angle of drill is more?
A Cutting edge will be blunt
B Cutting edge will not be sharp
C Cutting edge will become weak
D Cutting edge will not cut material

C Cutting edge will become weak
ANSWER

4 What will happen if the spindle running out of the centre while drilling?
A Drill will break
B Drills are over heated
C Drill make rough hole
D Over sized holes are made

D Over sized holes are made
ANSWER

5 What is to be done after dressing the grinding wheel to run concentric?
A Truing
B Glazing
C Loading
D Dressing

A Truing
ANSWER

6 What is the name of the defect, if the surface of the grinding wheel develops
smooth and shining appearance?
A Glazing
B Truing
C Loading
D Dressing

A Glazing
ANSWER

7 Why agricultural equipment is made up of wrought iron?
A Low cost
B Heavy weight
C Wear resistant
D Corrosion resistant

D Corrosion resistant
ANSWER

8 What is the effect if clearance angle is incorrect?
A Over sized holes
B Over heated drills
C Rough holes
D Broken drill

B Over heated drills
ANSWER

9 What is the type of defect on drilled hole?

A Rough holes
B Over heated drill
C Oversized holes
D Unequal flow of chips

C Oversized holes
ANSWER

10 What is the defect if pores of the grinding wheel get clogged?
A Drilling
B Glazing
C Loading
D Dressing

C Loading
ANSWER

11 What is the reason for rough holes in drilling?
A Unequal point thinning
B Drill point not in centre
C Clearance angle is incorrect
D Drill cutting edges are not sharp

D Drill cutting edges are not sharp
ANSWER

12 What is the reason if the drilled hole is larger than the drill size?
A Drill is not sharp
B Feed rate is too high
C Cutting speed is too high
D Unequal angle of cutting edge

D Unequal angle of cutting edge
ANSWER

13 Why drilled holes are over sized in drilling operation?
A Drill is not sharp
B Unequal lip length
C Feed rate is too high
D Cooling is insufficient

B Unequal lip length
ANSWER

14 Why grey cast iron is widely used for machine tools?
A Rapid cooling
B Reduce vibration
C High tensile strength
D Very difficult to machining

B Reduce vibration
ANSWER

15 What is the tap drill size for M20 x 1.5?
A 18.5
B 20
C 19
D 17

A 18.5
ANSWER

16 What is the drill hole size for dia 16 mm reamer?
A 15.75 mm
B 15.50 mm
C 14.65 mm
D 16 mm

A 15.75 mm
ANSWER

17 Why drilled holes are over size than drill dia?
A Feed ratio is more
B Cooling is in effective
C Insufficient clearance angle
D Unequal length of cutting edge

D Unequal length of cutting edge
ANSWER

18 What is the advantage of centre screw in die stock?
A To tighten the die
B To adjust the depth of cut
C To adjust the dia of internal thread
D To adjust the dia of external thread

B To adjust the depth of cut
ANSWER

19 Why precision instruments are made of invar steel?
A Durability
B Cheaper in cost
C Surface finishing is fine
D Least coefficient of expansion

D Least coefficient of expansion
ANSWER

20 Why lime stone is added to the ore in the blast furnace?
A To form molten slag
B To supply the oxygen
C To burnt the carbon in coke
D To increase the melting point of ore

A To form molten slag
ANSWER

Fitter Semester – 2

Module – 2 : Fitting Assembly

1 What is the name of the fit?


A Transition fit
B Clearance fit
C Shrinkage fit
D Interference fit

B Clearance fit
ANSWER

2 What is the term of the algebraic difference between a size, to its corresponding basic size?
A Deviation
B Upper deviation
C Lower deviation
D Actual deviation

A Deviation
ANSWER

3 What is the least count of vernier micrometer?
A 0.01 mm
B 0.02 mm
C 0.001 mm
D 0.002 mm

C 0.001 mm
ANSWER

4 What is name of the tool?


A Flat scraper
B Hook scraper
C Half round scraper
D Three square scraper

A Flat scraper
ANSWER

5 Which instrument is used to measure the effective diameter of screw threads?
A Screw pitch gauge
B Outside micrometer
C Screw thread micrometer
D Screw thread caliper gauge

C Screw thread micrometer
ANSWER

6 What is the name of part marked ‘x’ in dial gauge?


A Anvil
B Stem
C Pointer
D Plunger

D Plunger
ANSWER

7 What is the name of system if the size of the hole is kept constant, shaft is varied?
A Bilateral system
B Unilateral system
C Hole basis system
D Shaft basis system

C Hole basis system
ANSWER

8 Which device is used in conjunction with dial test indicator?
A Chuck
B Stand
C Tool rest
D Bench vice

B Stand
ANSWER

9 What is the difference between maximum limit of size and the minimum limit of size?
A Tolerance
B Basic size
C Limits of size
D Upper deviation

A Tolerance
ANSWER

10 Which is grade of tolerance?
A Bilateral tolerance
B Unilateral tolerance
C Fundamental tolerance
D Fundamental deviation

C Fundamental tolerance
ANSWER

11 What is the name of part marked ‘X’?


A Anvil
B Steam
C Pointer
D Plunger

C Pointer
ANSWER

12 What is the name of the instrument?


A Dial vernier caliper
B Vernier micrometer
C Dial test indicator lever type
D Dial test indicator plunger type

C Dial test indicator lever type
ANSWER

13 What is the name of fit?


A Transition fit
B Shrinkage fit
C Clearance fit
D Interference fit

D Interference fit
ANSWER

14 What is the name of the tool?


A Flat scraper
B Hook scraper
C Half round scraper
D Triangular scraper

C Half round scraper
ANSWER

15 What is the name of the part marked ‘X’ of lever type dial test indicator?


A Pivot
B Lever
C Stylus
D Scroll

C Stylus
ANSWER

16 What is the expression of 30H7/g6?
A Fit
B Limits
C Deviation
D Tolerance

A Fit
ANSWER

17 What is the type of fit if the maximum size hole is larger than minimum size of shaft?


A Shrinkage fit
B Transition fit
C Clearance fit
D Interference fit

C Clearance fit
ANSWER

18 What is the name of the part marked ‘X’ in dial test indicator?


A Stem
B Pointer
C Back plug
D Bezel clamp

D Bezel clamp
ANSWER

19 What is the angle of holding the scrapers for soft metal?
A 30°
B 60°
C 40°
D 20°

D 20°
ANSWER

20 What is marked as ‘X’?


A Minimum limit
B Maximum limit
C Lower deviation
D Upper deviation

D Upper deviation
ANSWER

21 What is the upper deviation of the component size 0.0080.005 20

A 0.005
B 0.008
C 19.995
D 20.008

B 0.008
ANSWER

22 What is marked as ‘X’?


A Limit
B Tolerance zone
C Lower deviation
D Upper deviation

B Tolerance zone
ANSWER

23 Which part indicates the reading of dial test indicator?
A Stem
B Anvil
C Pointer
D Plunger

C Pointer
ANSWER

24 What is the name of operation?


A Filing
B Drilling
C Scraping
D Chiseling

C Scraping
ANSWER

25 Which scraper is used to scrape the centre portion of large flat surface?
A Flat scraper
B Hook scraper
C Triangle scraper
D Bull-nose scraper

A Flat scraper
ANSWER

26 What is the name of the instrument?


A Screw pitch gauge
B Outside micrometer
C Screw thread micrometer
D Screw thread caliper gauge

C Screw thread micrometer
ANSWER

27 Which instrument is used to magnify small variation in sizes by means of
pointer on a graduated dial?
A Dial test indicator
B Inside micrometer
C Dial vernier caliper
D Vernier micrometer

A Dial test indicator
ANSWER

28 What is the smaller of the two limits of size?
A Actual size
B Maximum limit of size
C Minimum limit of size
D Limit of size

C Minimum limit of size
ANSWER

29 What is the number of fundamental deviation in the BIS system?
A 25
B 20
C 15
D 26

A 25
ANSWER

30 How many fundamental tolerance grades are available?
A 18 grade
B 25 grade
C 15 grade
D 12 grade

A 18 grade
ANSWER

31 Which precision instrument is used for comparing and determining the
variation in the sizes of the component?
A Micrometer
B Comparators
C Dial test indicator
D Vernier bevel protector

C Dial test indicator
ANSWER

32 What mechanism is used in the lever type dial test indicator?
A Screw and nut
B Rack and pinion
C Lever and scroll
D Worm and worm wheel

C Lever and scroll
ANSWER

33 Which comparator is used in mass production?
A Optical
B Pneumatic
C Electronics
D Mechanical

B Pneumatic
ANSWER

34 Which gauge used to check internal thread of components?
A Thread ring gauge
B Taper ring gauge
C Thread plug gauge
D Caliper gauge

C Thread plug gauge
ANSWER

Level 2
1 What is the upper limit of the component size 0.008
0.005 20

A 0.005 mm
B 0.008 mm
C 19.995 mm
D 20.008 mm

D 20.008 mm
ANSWER

2 What is the term used for the relationship exists between two mating parts?
A Fit
B Limit
C Tolerance
D Allowance

A Fit
ANSWER

3 Which part of vernier micrometer is marked with vernier scale graduation?
A Anvil
B Frame
C Thimble
D Barrel

D Barrel
ANSWER

4 What is the lower limit of size, if dimension is stated as ø 0.021
0.000 25

A 24.85 mm
B 24.75 mm
C 25.00 mm
D 25.021 mm

C 25.00 mm
ANSWER

5 What is the algebraic difference between the actual size and its corresponding basic size?
A Deviation
B Tolerance
C Actual deviation
D Upper deviation

C Actual deviation
ANSWER

6 Which scraper is used to scrape small diameter holes and deburing edges of holes?
A Flat scraper
B Hook scraper
C Triangular scraper
D Bull-nose scraper

C Triangular scraper
ANSWER

7 Which scraper is used for scraping large bearing surface?
A Flat scraper
B Hook scraper
C Triangular scraper
D Bull-nose scraper

D Bull-nose scraper
ANSWER

8 What is the maximum limit of size if the basic size of the hole is 25 mm and
the deviation is ±0.2mm?
A 25.2 mm
B 24.8 mm
C 25.02 mm
D 24.08 mm

A 25.2 mm
ANSWER

9 What is the maximum limit of size if size on drawing is 0.12
0.21 20 

A 19.988 mm
B 19.979 mm
C 20.012 mm
D 20.021 mm

A 19.988 mm
ANSWER

10 Which term indicates the difference between the maximum limit of size and minimum limit of size?
A Deviation
B Tolerance
C Actual size
D Upper deviation

B Tolerance
ANSWER

11 Which type of fit, the tolerance zone of hole is below the tolerance zone of shaft?
A Transition fit
B Clearance fit
C Shrinkage fit
D Interference fit

A Transition fit
ANSWER

12 Which term indicates the algebraic difference between the actual size and its corresponding basic size?
A Deviation
B Actual deviation
C Upper deviation
D Lower deviation

B Actual deviation
ANSWER

13 What is marked as ‘X’ in hole basic system?


A Tolerance
B Maximum dia
C Lower deviation
D Upper deviation

A Tolerance
ANSWER

14 What is the lower limit of size in dimension of 0.028
0.007 20

A 19.988 mm
B 20.028 mm
C 20.007 mm
D 19.979 mm

C 20.007 mm
ANSWER

15 What is the lower limit of size, if dimension is stated as ø 0.021
0.000 24 
 ?
A 24.85 mm
B 24.75 mm
C 24.000 mm
D 25.021 mm

C 24.000 mm
ANSWER

16 What is the extreme permissible sizes within which the operator is expected to make the component?
A Basic size
B Actual size
C Nominal size
D Limits of size

D Limits of size
ANSWER

17 What is the size of the component by actual measurement after it is manufactured?
A Limit size
B Actual size
C Maximum size
D Minimum size

B Actual size
ANSWER

18 A dimension is stated as 25 ± 0.02 mm in a drawing. What is the tolerance?
A +0.02 mm
B -0.02 mm
C 0.04 mm
D 25.00 mm

C 0.04 mm
ANSWER

19 How to identify high spots while scraping?
A Prussian blue
B White chalk
C Copper sulphate
D Cellulose lacquer

A Prussian blue
ANSWER

Level 3
1 How chipped out scraper can be repaired?
A Filing
B Lapping
C Chiselling
D Grinding and honing

D Grinding and honing
ANSWER

Fitter Semester – 2

Module – 3 : Turning

Level 1
1 What is the name of the lathe specification marked ‘X’?


A Length of the bed
B Centre height of lathe
C Length between centre
D Diameter of work (Swing)

C Length between centre
ANSWER

2 What is the name of the part marked ‘X’ in the lathe carriage?


A Tool post
B Top slide
C Cross slide
D Saddle lock

B Top slide
ANSWER

3 What is the name of the part marked ‘x’?


A Body
B Back plate
C External jaw
D Crown wheel

D Crown wheel
ANSWER

4 What is the name of operation?


A Square shoulder
B Filleted shoulder
C Bevelled shoulder
D Undercut shoulder

D Undercut shoulder
ANSWER

5 What type of cutting tool used in mass production?
A Solid tools
B Brazed tools
C Throw away type tools
D Inserted bits with holders

C Throw away type tools
ANSWER

6 Which gauge is used to compare the profile of thread?
A Plug gauge
B Feeler gauge
C Radius gauge
D Screw pitch gauge

D Screw pitch gauge
ANSWER

7 Which type of thread is used in screw jack?
A Vee thread
B Acme thread
C Knuckle thread
D Square thread

D Square thread
ANSWER

8 What is the name of the part marked ‘X’?


A Bed
B Tail stock
C Feed shaft
D Lead screw

C Feed shaft
ANSWER

Fitter (NSQF Level – 5) QB : Sem-2 – Mod-3 : Turning

9 What is the maximum swiveling angle of the compound rest in the lathe machine?
A 90°
B 180°
C 220°
D 360°

D 360°
ANSWER

10 Which part is mainly supporting the lengthy job in lathe machine?
A Face plate
B Steady rest
C Dog carrier
D Dead centre

B Steady rest
ANSWER

11 What is the name of part marked as ‘x’ of three jaw chuck?


A Body
B Back plate
C Internal jaw
D External jaw

C Internal jaw
ANSWER

12 Which tool materials are manufactured by powder metallurgy technique?
A Carbides
B High speed steel
C High carbon steel
D Medium carbon steel

A Carbides
ANSWER

13 Which angle of the tool prevents from getting jamed in the groove and causes breakage?
A Side rake angle
B Side relief angle
C Side clearance angle
D Front clearance angle

B Side relief angle
ANSWER

14 What is the unit of cutting speed in turning?
A mm/sec
B m/sec
C m/min
D mm/min

C m/min
ANSWER

Mod-3 : Turning

15 What is the type of operation is carried out?


A Straight groove
B Vee groove
C Round groove
D Square groove

B Vee groove
ANSWER

 

17 What is the name of porition between root and crest of the thread?
A Root
B Flank
C Depth
D Thread angle

B Flank
ANSWER

18 What is the principle of dial test indicator?
A Sliding
B Screw and nut
C Rack and pinion
D Worm and worm wheel

C Rack and pinion
ANSWER

19 Which dimension is measured by using screw thread micrometer?
A Pitch of screw thread
B Minor dia of screw thread
C Major dia of screw thread
D Effective dia of screw thread

D Effective dia of screw thread
ANSWER

20 What type of power transmission is transmitted by spur gear?
A Parallel transmission
B Angular transmission
C Intersecting transmission
D Perpendicular transmission

A Parallel transmission
ANSWER

21 How many types of bed ways are in centre lathe machine?
A 2
B 3
C 5
D 4

B 3
ANSWER

22 What is the name of instrument?


A Vernier micrometer
B Outside micrometer
C Three wire micrometer
D Screw thread micrometer

D Screw thread micrometer
ANSWER

23 What is the name of part marked as ‘X’ in centre lathe?


A Apron
B Saddle
C Gross slide
D Compound rest

A Apron
ANSWER

24 What is the name of part marked as ‘X’?


A Clutch
B Feed selector
C Lathe spindle
D Feed direction lever

D Feed direction lever
ANSWER

25 What is the name the specification of lathe marked as ‘X’?


A Bed length
B Centre height
C Swing diameter
D Between the center of lathe

B Centre height
ANSWER

26 What is the name of gauge?


A Ring gauge
B Screw pitch gauge
C Feeler gauge
D Radius gauge

B Screw pitch gauge
ANSWER

27 Which is the range of metric screw thread dimension is measured by 8screw thread micrometer?
A M1 to M6
B M1 to M12
C M1 to M30
D M1 to M32

C M1 to M30
ANSWER

Level 2
1 What is the merit of three jaw chuck in lathe machine?
A Work can be set with ease
B Run out cannot be corrected
C Only round and hexagonal components can be held
D Accuracy decreases as chuck gets worn out

A Work can be set with ease
ANSWER

2 What is the de-merit of the four jaw chuck?
A Jaws are reversible
B Irregular shape job can be held
C Heavy cuts can be given
D Small and finished work will be damaged

D Small and finished work will be damaged
ANSWER

3 Which type of rake angle make slope from the front towards back of the tool?
A End rake angle
B Side rake angle
C Negative rake angle
D Positive top rake angle

D Positive top rake angle
ANSWER

4 What is the name of the operation carried out in turning to remove burr and sharpness from the edge of component?
A Grooving
B Chamfering
C Step turning
D Plain turning

B Chamfering
ANSWER

5 Find out the spindle speed for turning dia 40mm cast iron rod, if the cutting speed is 15 m/min?
A 119.3 rpm
B 100.3 rpm
C 219.3 rpm
D 109.4 rpm

A 119.3 rpm
ANSWER

6 Which is the vertical distance from crest to the root?
A Lead
B Flank
C Pitch
D Depth

D Depth
ANSWER

7 Calculate the blank size for external threading M16 x 2.0?
A 14.0 mm
B 15.8 mm
C 16.0 mm
D 18.0 mm

B 15.8 mm
ANSWER

8 What is the de-merit of 3 jaw chuck??
A Work can be set with ease
B Internal and external jaws are available
C Accuracy decreases
D A wide range of cylindrical and hexagonal work can be held

C Accuracy decreases
ANSWER

9 What is the use of screw pitch gauge?
A Check lead of the thread
B Check the pitch of the thread
C Check the minor dia of thread
D Check the major dia of thread

B Check the pitch of the thread
ANSWER

10 What is the purpose of back gear unit in lathe machine?
A Reduce the spindle speed
B Increase the spindle speed
C Quick change spindle speed
D To avoid abnormal impact on spindle

A Reduce the spindle speed
ANSWER

11 What is the range of pitch that can be measured by screw thread micrometer?
A 0.01 to 0.5 mm
B 0.02 to 3.5 mm
C 0.25 to 3.5 mm
D 0.50 to 5.0 mm

C 0.25 to 3.5 mm
ANSWER

Level 3
1 What will be the effect, if the carriage is not locked while facing?
A Correct face
B Convex face
C Concave face
D Pip left in the centre

B Convex face
ANSWER

2 What is the defect caused if the tool is not set to the correct centre height `while facing?
A Convex face
B Concave face
C Pip left in the centre
D Rough surface on the face

C Pip left in the centre
ANSWER

Module – 4 : Basic Maintenance

Level 1
1 Which chart is used to record the skill of the operator in practice?
A Testing chart
B Levelling chart
C Geometric chart
D Performance chart

D Performance chart
ANSWER

2 Which bearing withstands load is parallel to its axis?
A Needle bearing
B Thrust bearing
C Plain bearing
D Split bearing

B Thrust bearing
ANSWER

3 Which belongs to Total Productive Maintenance?
A Supply defective goods to the customers
B Unscheduled maintenance
C Produces goods without increasing product quality
D Reduces maintenance cost

D Reduces maintenance cost
ANSWER

4 What is the high level formula for the lean manufacturing OEE?
A Availability x Quantity x Quality
B Availability x Productivity x Quality
C Product output x Quality x Availability
D Product output x Quantity x Quality

B Availability x Productivity x Quality
ANSWER

5 Identify the method of assembly technique?


A Dowelling
B Pinning
C Peening
D Staking

A Dowelling
ANSWER

6 Identify the type of bolt?


A Bolt with clearance hole
B Body fit bolt
C Anti-fatigue bolt
D ‘T’ bolt

A Bolt with clearance hole
ANSWER

7 Name the type of part shown in assembly technique.


A Taper pin
B Split pin
C Cotter pin
D Spring pin

C Cotter pin
ANSWER

Level 2
1 What is the use of dowel in assembly technique?
A Accurate positioning of two or more parts
B Securing components together
C Eliminate the need for drilling
D Increase the efficiency of fit

A Accurate positioning of two or more parts
ANSWER

2 Which maintenance record mention the date of commissioning of machine?
A Inspection check list
B Equipment record
C Product manual
D Servicing manual

B Equipment record
ANSWER

3 What is the name of activity carried out to prevent break down of machinery in basic maintenance?
A Routine maintenance
B Preventive maintenance
C Repairing activity
D Inspection activity

B Preventive maintenance
ANSWER

4 What is the use of spring pins?
A Easy assembly and disassembly of parts
B Locate assemblies with wide tolerance in corresponding holes
C Retain the parts in assembly
D Accurate positioning of parts

B Locate assemblies with wide tolerance in corresponding holes
ANSWER

5 Which bolt in the assembly prevent the relative movement between the workpieces?
A Anti-fatigue bolt
B ‘T’ bolt
C Body fit bolt
D Self locking bolt

C Body fit bolt
ANSWER

6 Which assembly technique is similar to riveting method?
A Dowelling
B Pinning
C Peening
D Staking

C Peening
ANSWER

Level 3
1 Why extra clearance given between bearing and journal in the aluminium alloy bearing?
A To overcome high thermal expansion
B To overcome linear expansion
C To overcome coefficient expansion
D To overcome lubricant to flow freely

A To overcome high thermal expansion
ANSWER

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