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
2 Name the mandatory symbol ?
A Stop
B Give way
C Guarded
D Unguarded
3 Flammable of liquefiables solids are classified as.
A Class ‘A’ fire
B Class ‘B’ fire
C Class ‘C’ fire
D Class ‘D’ fire
4 Which is the immediate life saving procedure?
A First Aid
B Call a doctor
C Intensive care
D Medical treatment
5 Name the warning sign.
A School
B Guarded
C Unguarded
D Pedestrian crossing
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
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
8 Which comes under mechanical occupational hazards?
A Noise
B Toxic
C Unskilled
D Unguarded machinery
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
10 What is the name of sign?
A School
B Guarded
C Unguarded
D Pedestrian crossing
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
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
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
14 What does the symbol denotes?
A Stop
B Give way
C Pedestrian crossing
D Over taking prohibited
15 What is the colour code of bins for waste paper segregation?
A Red
B Blue
C Black
D Green
16 What is the kind of road sign?
A Police signal
B Cautionary sign
C Mandatory sign
D Information sign
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
18 What “A” denotes in ABC of first aid ?
A Air way
B Attention
C Arresting
D Atmosphere
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
20 What is the colour code for plastic waste bin?
A Red
B Blue
C Green
D Yellow
Module – 2 : Basic fitting
1 Name the part of file marked as “x”.
A Heel
B Tang
C Ferrule
D File length
2 Which marking media is poisonous?
A White wash
B Prussian blue
C Copper sulphate
D Cellulose lacquer
3 What is the name of the vice?
A Pin vice
B Pipe vice
C Hand vice
D Quick releasing vice
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
5 Name the part of a hammer marked as ‘x’.
A Face
B Pein
C Cheek
D Eye hole
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
7 Name the property of metal which can be drawn into wire without rupture.
A Ductility
B Tenacity
C Elasticity
D Malleability
8 Read the measurement in the dial caliper.
A 24.2 mm
B 24.8 mm
C 25.2 mm
D 26.2 mm
9 Which is an integral part of the stock in vernier bevel protractor?
A Disc
B Dial
C Blade
D Main scale
10 Name the part marked as ‘x’ of the file.
A Heel
B Edge
C Ferrule
D Shoulder
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
12 Which file has the parallel edges throughout the length?
A Hand file
B Bastard file
C Rasp cut file
D Single cut file
13 What is the material to manufacture bench vice?
A Tool steel
B High carbon steel
C Medium carbon steel
D Cast iron
14 Which marking media provide clear lines on machine finished surfaces?
A White wash
B Prussian blue
C Copper sulphate
D Cellulose lacquer
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
16 Name the part marked as ‘x’.
A Leg
B Peg
C Washer
D Fulcrum
17 Name the angular measuring instrument.
A Bevel gauge
B Bevel protractor
C Universal bevel gauge
D Universal surface gauge
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
19 Which chisel is used for cutting oil grooves?
A Flat chisel
B Web chisel
C Half round nose chisel
D Diamond point chisel
20 Name the file.
A Barrot file
B Riffler file
C Crossing file
D Mill saw file
21 What is the name of vice?
A Pin vice
B Pipe vice
C Hand vice
D Machine vice
22 Which grinding machine is used for heavy duty work?
A Bench grinder
B Portable grinder
C Pedestal grinder
D Surface grinder
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
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
25 Where will be the weight of the hammer stamped?
A Face
B Pein
C Cheek
D Eye hole
26 Name the property of metal to resist the effect of tensile forces without
rupture.
A Ductility
B Tenacity
C Elasticity
D Malleability
27 Name the part marked as ‘x’.
A Anvil
B Thimble
C Spindle
D Spindle lock
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
29 Name the part marked as ‘x’.
A Lip
B Land
C Flank
D Point angle
30 Which type of taper is provided in the drill shank?
A Pin taper
B Metric taper
C Morse taper
D Jarno taper
31 Which is used to remove drills and sockets from the machine spindle?
A Drift
B Sleeve
C Punch
D Hammer
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
33 What is the unit of feed in drilling operation?
A m/rev
B mm/rev
C m/min
D mm/min
34 Name the part marked as ‘x’ in vernier caliper.
A Beam
B Fixed bar
C Depth bar
D Thumb lever
35 What is the accuracy of protractor head in combination set?
A 1°
B 5°
C 5’
D 5″
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
37 Which punch is used for witness marks?
A Dot punch
B Pin punch
C Bell punch
D Centre punch
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
39 What is the name of part marked as ‘x’ in surface gauge?
A Nut
B Snug
C Spindle
D Scriber
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
41 Which type of datum is followed?
A Edge datum
B Point datum
C Centre line datum
D Reference line datum
42 What is the name of parallel block?
A Solid parallel block
B Tenon parallel block
C Angular parallel block
D Adjustable parallel block
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
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
45 Which file is used for filing wood and leather?
A Hand file
B Bastard file
C Rasp cut file
D Single cut file
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
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
48 What is the unit of cutting speed in drilling operation?
A metre/ rev
B mm/ rev
C m/ min
D mm/ min
49 What is the name of part marked as ‘x’ in drill?
A Lip
B Land
C Flank
D Web
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
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)
52 What is the name of the part marked as ‘X’?
A Spindle
B Sleeve
C Thimble
D Spindle lock
53 What is the name of the part marked as ‘X’?
A Beam
B Main scale
C Fine adjusting nut
D Fine adjusting slide
54 What is the name of the vice?
A Hand vice
B Bench vice
C Tool maker’s vice
D Quick releasing vice
55 What is the name of the part marked as ‘X’?
A Tip
B Heel
C Tang
D Safe edge
56 Which marking media is applied to rough forgings and castings?
A White wash
B Prussian blue
C Copper sulphate
D Cellulose lacquer
57 Name the file shown.
A Riffler file
B Tinkers file
C Barrette file
D Crossing file
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
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
60 What is the name of chisel?
A Flat chisel
B Web chisel
C Cross cut chisel
D Diamond point chisel
61 What is the name of hammer?
A Mallet hammer
B Ball pein hammer
C Cross pein hammer
D Straight pein hammer
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
63 What is the property of metal that permits no permanent distortion before breaking?
A Tenacity
B Hardness
C Brittleness
D Toughness
64 Name the part marked as ‘x’ in depth micrometer.
A Cap
B lock
C Stock
D Thimble
65 What is the name of drilling machine?
A Pillar drilling machine
B Gang drilling machine
C Bench drilling machine
D Radial drilling machine
66 What is the accuracy of vernier bevel protractor?
A 1°
B 5°
C 5′
D 5″
67 What is the reading of vernier caliper?
A 30.20mm
B 30.40mm
C 35.20mm
D 35.50mm
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
69 Convert one metre into millimetre.
A 10 mm
B 100 mm
C 1000 mm
D 10000 mm
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
71 What is the name of the part marked as ‘x’ in combination set?
A Rule
B Scriber
C Clamp nut
D Spirit level
72 Which caliper is used to find the centre of round bars?
A Inside caliper
B Jenny caliper
C Vernier caliper
D Outside caliper
73 What is the name of angle marked ‘α’ in chisel?
A Rake angle
B Wedge angle
C Cutting angle
D Clearance angle
74 Which chisel is used for cutting curved grooves?
A Flat chisel
B Web chisel
C Cross cut chisel
D Half round nose chisel
75 What is the weight of hammer used for marking purpose?
A 200 grams
B 250 grams
C 300 grams
D 450 grams
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
77 What is the name of file?
A Rotary file
B Tinkers file
C Barrette file
D Crossing file
78 What is the name of portion left between flutes in a drill?
A Lip
B Web
C Point
D Shank
79 What is the reading of vernier bevel protractor?
A 27° 30’
B 67° 30’
C 157° 30’
D 159° 30’
80 Which part of outside micrometer ensure a uniform pressure between the
measuring surface?
A Anvil
B Thimble
C Spindle lock
D Ratchet stop
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
82 Which part of the bevel protractor contact with the inclined surface while measuring?
A Dial
B Disc
C Blade
D Stock
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
84 What is the part marked as ‘x’ in pedestal grinder?
A Tool rest
B Eye shield
C Wheel guard
D Grinding wheel
85 What is the name of file?
A Hand file
B Rasp cut file
C Single cut file
D Curved cut file
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
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
88 What is the name of gauge?
A Bevel gauge
B Angle gauge
C Surface gauge
D Universal bevel gauge
89 Which file is used for manufacturing of dies and moulds?
A Rotary file
B Tinkers file
C Barrette file
D Rasp cut file
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
91 Which hacksaw blade is used for cutting along curved lines?
A HSS blade
B All hard blade
C Flexible blade
D Diamond blade
92 Which chisel is used for cutting keyways?
A Flat chisel
B Cross cut chisel
C Punching chisel
D Diamond point chisel
93 Name the part marked “X” in hammer?
A Pein
B Face
C Cheek
D Eye hole
94 Name the property of metal that withstand shock or impact?
A Tenacity
B Hardness
C Brittleness
D Toughness
95 What is the name of micrometer?
A Depth micrometer
B Inside micrometer
C Vernier micrometer
D Outside micrometer
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
97 What is the reading of vernier caliper with inch graduations?
A 1.068″
B 1.459″
C 1.418″
D 1.409″
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
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
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 %
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
2 Which part of universal surface gauge holds the scriber?
A Snug
B Guide pin
C Rocker arm
D Fine adjustment screw
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
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
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
6 What is the reading of vernier bevel protractor?
A 18° 50′
B 41° 50′
C 50° 50′
D 58° 50′
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
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
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
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
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
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
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
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
15 Which is used to finish the resharpened divider point?
A File
B Grinder
C Scraper
D Oil stone
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
17 Which vice is used for holding hollow cylindrical jobs?
A Pin vice
B Pipe vice
C Hand vice
D Bench vice
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
19 Why the hand taps are chamfered at the lead?
A Aligning
B Finishing
C Strengthening
D Gripping
20 What is the reading of an outside micrometer (British)?
A 0.309″
B 0.329″
C 0.359″
D 0.360″
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
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
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
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
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
26 What is the principle of micrometer?
A Sliding
B Screw and nut
C Rack and pinion
D Worm and worm wheel
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
28 What is the reading in inch micrometer?
A 0.789″
B 0.787″
C 0.783″
D 0.715″
29 Which caliper provide fine adjustment of dimensions?
A Inside caliper
B Odd leg caliper
C Outside caliper
D Spring joint caliper
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
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
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
33 Which part is the measuring face fitted to the frame of outside micrometer?
A Anvil
B Barrel
C Spindle
D Ratchet stop
34 How the drill chucks are held on the machine spindle?
A By arbor
B By sockets
C By sleeves
D By special clamp
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
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
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)
38 Why ribs are provided in the angle plate?
A Provide flatness
B Prevent distortion
C Provide squareness
D Support the machined surface
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
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
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
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
5 What is the reason for scratches produced on field surface?
A Pinning
B Glazing
C File bite
D Warping
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
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
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
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
2 Name the part marked as ‘x’ in Radial drilling machine?
A Base
B Spindle
C Radial arm
D Spindle head
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
4 Name the part of lever shear marked as ‘x’?
A Base plate
B Lever arm
C Lower blade
D Upper blade
5 Name the sheet metal operation?
A Grooving
B Notching
C Bending
D Folding
6 Name the zinc coated iron?
A Black iron
B Tinned iron
C Stainless steel
D Galvanised iron
7 Which sheet metal is highly resistant to corrosion and abrasion?
A Copper
B Black iron
C Aluminium
D Galvanised iron
8 What is the formula to calculate the size across flat to flat of regular
hexagon?
A 2a
B 2a
C √3a
D 3a
9 What is the material of solder?
A Welding rod
B Synthetic element
C Pure metal or alloy
D Non metallic element
10 Which flux used for soldering steel?
A Ammonium chloride
B Zinc chloride
C Resin
D Paste
11 What is the material used to manufacture rivets?
A Rubber
B Synthetic
C Hardened steel
D Mild steel
12 Name the part marked as ‘x’ in a rivet?
A Tail
B Body
C Head
D Diameter
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
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
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
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
17 What is the name of part marked ‘X’?
A Body
B Clamp
C Upper blade
D Lower blade
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
19 What is the tool used to form the other end of rivet head?
A Dolly
B Drift
C Rivet set
D Rivet snap
20 What is the name of the notch in sheet metal work?
A ‘V’ notch
B Slant notch
C Square notch
D Straight notch
21 What type of mallet used for hollowing panel beating?
A Brass mallets
B Rubber mallets
C Wooden mallets
D Bossing mallets
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
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
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
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
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
27 Which riveting tool is used to form the final shape of rivet?
A Drift
B Dolly
C Rivet set
D Rivet snap
28 Name the tool used to make fluid tight joint in riveting?
A Drift
B Rivet snap
C Fullering tool
D Caulking tool
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
30 Which stake is used for making sharp bends?
A Funnel stake
B Hatchet stake
C Half moon stake
D Beak or bick iron
31 What is the name of stake?
A Horse
B Bick iron
C Funnel stake
D Creasing iron
32 Which flux is used for soldering tin sheets?
A Resin
B Paste
C Zinc chloride
D Ammonium chloride
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
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
35 What is the part marked as ‘x’ in the hand shearing machine?
A Clamp
B Lever arm
C Lower blade
D Upper blade
36 What is the tool marked as ‘x’ in riveting?
A Dolly
B Rivet set
C Fullering tool
D Caulking tool
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
38 Which metal is very soft and heavy in sheet metal work?
A Lead
B Black iron
C Aluminium
D Copper sheet
39 Name the tool marked as ‘X’ in riveting?
A Drift
B Rivet snap
C Caulking tool
D Fullering tool
40 Which hammer is suitable for riveting?
A Plastic hammer
B Ball pein hammer
C Cross pein hammer
D Straight pein hammer
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
42 Name the joint made by fastening two edges of sheet metal together?
A Hem
B Seam
C Notch
D Groove
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
44 Name the type of seam?
A Lap seam
B Double seam
C Grooved seam
D Double grooved seam
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
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
2 What is the use of bent snips?
A Groove cut
B Zigzag cut
C Straight cut
D Circular cut
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
4 What is the use of stakes in sheet metal work?
A Rest of work
B Supporting piece
C Sharpening
D Folding shapes
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
6 Which is the operation of covering area of the metal with molten solder?
A Pickling
B Swaging
C Seaming
D Tinning
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
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
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
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
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
12 Which sheet metal is easiest to joint and solder?
A Tinned plate
B Lead
C Galvanised iron
D Stainless sheet
13 Which sheet metal withstand contact with water and exposure to weather?
A Black iron
B Copper sheet
C Stainless sheet
D Galvanised iron
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
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
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
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
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
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
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
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
2 Name the gas welding defect?
A Porosity
B Lack of fusion
C Oxidised weld
D Incomplete penetration
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
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
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
6 What is the colour painted on the acetylene gas cylinders?
A Black
B Green
C Blue
D Maroon
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°
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
9 Identify the part marked as ‘x’?
A Safety plug
B Steel bottle
C Valve spindle
D Dissolved acetylene
10 What is the name of distortion occurs in the weld direction?
A Angular distortion
B Bending distortion
C Longitudinal distortion
D Transverse distortion
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
12 What is the oxygen cylinder colour?
A Red
B Blue
C Black
D Maroon
13 What is the name of the part marked as ‘X’?
A Handle
B Mixing chamber
C Oxygen control value
D Acetylene control value
14 What is the name of PPE?
A Portable screen
B Chipping goggles
C Welding hand screen
D Welding helmet screen
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
16 What is the storing capacity of oxygen cylinder?
A 7 m3
B 10 m3
C 14 m3
D 15 m3
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
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
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
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
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
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
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
7 Which process blow out the cylinder valve socket before connecting the regulator?
A Cracking
B Back fire
C Flash back
D Pressure testing
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
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
10 Why humming sound effects during arc welding?
A Long arc length
B Speedy welding
C Short arc welding
D Normal arc length
Level 3
1 What will cause if the nozzle touches the molten pool?
A Spark
B Smoke
C Back fire
D Flash back
2 Identify the welding defect shown in figure?
A Under cut
B Cracking
C Lack of fusion
D Incomplete penetration
3 Which internal defect welding is invisible to naked eye?
A Spatter
B Porosity
C Undercut
D Stray arc
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
2 What is the angle of countersinking for riveting?
A 75°
B 80°
C 90°
D 120°
3 What is the name of the element marked ‘x’ of the thread?
A Root
B Lead
C Pitch
D Flank
4 What ‘A’ represents in grinding wheel specification 32A46H8V ?
A Grade
B Grain size
C Type of bond
D Type of abrasive
5 What is the product obtained from blast furnace?
A Pig iron
B Cast iron
C Wrought iron
D Malleable iron
6 Which metal is used to manufacture magnets, ball bearing and cutting tool?
A Cobalt
B Cadmium
C Vanadium
D Molybdenum
7 How much copper contains in pyrites ore?
A 15%
B 32%
C 50%
D 45%
8 Which metal is resistant to many types of acids?
A Tin
B Nickel
C Lead
D Chromium
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
10 What is the angle of counter sink head screws?
A 60°
B 90°
C 105°
D 120°
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
12 Which angle is determined by the helix angle in drill bit?
A Point angle
B Rake angle
C Chisel angle
D Clearance angle
13 Which reamer will have a long taper lead?
A Hand reamer
B Socket reamer
C Machine reamer
D Helical fluted reamer
14 What is the name of the tool?
A Stone dresser
B Diamond dresser
C Star wheel dresser
D Abrasive stick dresser
15 Which indicates the strength of bond in grinding wheel?
A Grid
B Grade
C Structure
D Grain size
16 What is the name of the part marked ‘x’ in blast furnace?
A Tuyeres
B Molten slag
C Molten iron
D Tapping hole
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%
18 What is the name of the part marked ‘x’ in vernier micrometer?
A Anvil
B Barrel
C Thimble
D Ratchet stop
19 What is the name of part marked as ‘X’?
A Heel
B Cutting edge
C Position rake angle
D Negative rake angle
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
21 Name the type of the reamer?
A Hand reamer
B Helical reamer
C Machine reamer
D Taper pin reamer
22 What is the name of part marked as ‘X’?
A Arbor
B Drill chuck
C Drill bit
D Chuck key
23 Which reamer has a long taper lead?
A Socket reamer
B Hand reamer
C Machine reamer
D Helical fluted reamer
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
25 Which furnace is used to produce wrought iron?
A Blast furnace
B Cupola furnace
C Puddling furnace
D Electric arc furnace
26 Which ore is used to extract zinc?
A Bauxite
B Galena
C Calamine
D Cassiterite
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
28 What is the name of part marked as ‘X’?
A Collar
B Square head
C Fingers
D Body
29 What is the angle of ACME thread?
A 66°
B 55°
C 29°
D 45°
30 What is the name of elements of screw marked as ‘X’?
A Root
B Pitch
C Crest
D Thread angle
31 What is the helix angle of general purpose drill?
A 59°
B 118°
C 27.5°
D 8° to 12°
32 What is the name of the tool?
A Pilot drill
B Counter sink
C Drill with pilot
D Countersink with pilot
33 Which part of a reamer is designed for the removal of chips?
A Face
B Flute
C Heel
D Cutting edge
34 What is the name of operation?
A Drilling
B Spot facing
C Countersinking
D Counter boring
35 What is the term, the top surface joining the two sides of a thread?
A Root
B Crest
C Flank
D Pitch
36 What ‘V’ denotes in grinding wheel specification 32A46H8V?
A Bond
B Grade
C Abrasive
D Grain size
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
38 Which term indicates the amount of bond present between the individual abrasive grains?
A Grain
B Grade
C Abrasive
D Structure
39 What is the name of the part marked as ‘X’ in vernier micrometer?
A Barrel
B Thimble
C Datum line
D Vernier division
40 What is the name of the part marked as ‘X’ of telescopic gauge?
A Spring
B Handle
C Fixed leg
D Telescoping leg
41 What is the name of the tool?
A Reamer
B Spot facing tool
C Countersink tool
D Counter boring tool
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
43 What is the name of element marked as ‘X’ in reamer?
A Face
B Heel
C Flute
D Cutting edge
44 Which angle determines the rake angle of drills?
A Helix angle
B Core angle
C Point angle
D Chisel edge angle
45 What is the angle of countersink tool used on holes to be threaded?
A 75°
B 80°
C 90°
D 120°
46 What is the name of the die?
A Split die
B Half die
C Solid die
D Adjustable screw plate die
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
48 What ‘5’ denotes in grinding wheel specification 41A46H5U8?
A Bond
B Abrasive
C Structure
D Grain size
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
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
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
52 What is the name of part marked as ‘X’ in telescopic gauge?
A Handle
B Fixed leg
C Plunger lock
D Telescopic leg
53 What is the method of removing broken stud?
A Ezy-out
B Prick punch
C Making drill hole
D Using square taper punch
54 What is the name of the part marked as ‘X’?
A Breast plate
B Bevel pinion
C Frame work
D Locking screw
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
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°
57 What is the name of thread?
A Vee thread
B Buttress thread
C Square thread
D Saw – tooth thread
58 What is the name of part marked ‘X’?
A Root
B Pitch
C Crest
D Helix angle
59 What is the included angle of metric ‘V’ threads?
A 45°
B 29°
C 60°
D 47½°
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
61 What is the tool used in grinding operation?
A Honing tool
B Abrasive stick
C Diamond dressers
D Star wheel dressers
62 What is the colour of aluminium metal?
A Dull white
B White
C Bright white
D Bluish grey colour
63 What ‘H’ denotes in the specifications of grinding wheel 32A46H8V?
A Grain sze
B Type of abrasive
C Grade
D Structure
64 What is produced from blast furnance ?
A Pig iron
B Cast iron
C Wrought iron
D Malleable iron
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
66 Which gauge is used to measure below 8 mm dimension?
A Telescopic gauge
B Small hole gauge
C Depth micrometer
D Inside micrometer
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
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
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
4 What is to be done after mounting the new grinding wheel to run concentric?
A Truing
B Glazing
C Loading
D Dressing
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
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
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
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
9 Which decides the point angle of drill?
A Drill material
B Job material
C Cutting speed
D Size of the drill
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
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
12 What is the operation of beveling the end of a drilled hole?
A Reaming
B Spot facing
C Counter boring
D Counter sinking
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
14 Which term describes the axial movement of screw in one complete turn?
A Lead
B Flank
C Pitch
D Depth
15 How the size of drill bit is measured?
A Between flutes
B Between the lands
C Between web
D Neck diameter
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
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
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
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
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
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
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
23 Calculate the reading of vernier micrometer?
A 9.923 mm
B 9.963 mm
C 9.563 mm
D 9.763 mm
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
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
26 Which micrometer having provision of interchangeable anvils?
A Depth micrometer
B Inside micrometer
C Outside micrometer
D Screw thread micrometer
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
28 What is measured with telescopic gauge?
A Depth
B External dimension
C Angular dimension
D Size of holes, slots and recesses
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
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
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
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
5 What is to be done after dressing the grinding wheel to run concentric?
A Truing
B Glazing
C Loading
D Dressing
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
7 Why agricultural equipment is made up of wrought iron?
A Low cost
B Heavy weight
C Wear resistant
D Corrosion resistant
8 What is the effect if clearance angle is incorrect?
A Over sized holes
B Over heated drills
C Rough holes
D Broken drill
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
10 What is the defect if pores of the grinding wheel get clogged?
A Drilling
B Glazing
C Loading
D Dressing
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
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
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
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
15 What is the tap drill size for M20 x 1.5?
A 18.5
B 20
C 19
D 17
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
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
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
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
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
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
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
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
4 What is name of the tool?
A Flat scraper
B Hook scraper
C Half round scraper
D Three square scraper
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
6 What is the name of part marked ‘x’ in dial gauge?
A Anvil
B Stem
C Pointer
D Plunger
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
8 Which device is used in conjunction with dial test indicator?
A Chuck
B Stand
C Tool rest
D Bench vice
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
10 Which is grade of tolerance?
A Bilateral tolerance
B Unilateral tolerance
C Fundamental tolerance
D Fundamental deviation
11 What is the name of part marked ‘X’?
A Anvil
B Steam
C Pointer
D Plunger
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
13 What is the name of fit?
A Transition fit
B Shrinkage fit
C Clearance fit
D Interference fit
14 What is the name of the tool?
A Flat scraper
B Hook scraper
C Half round scraper
D Triangular scraper
15 What is the name of the part marked ‘X’ of lever type dial test indicator?
A Pivot
B Lever
C Stylus
D Scroll
16 What is the expression of 30H7/g6?
A Fit
B Limits
C Deviation
D Tolerance
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
18 What is the name of the part marked ‘X’ in dial test indicator?
A Stem
B Pointer
C Back plug
D Bezel clamp
19 What is the angle of holding the scrapers for soft metal?
A 30°
B 60°
C 40°
D 20°
20 What is marked as ‘X’?
A Minimum limit
B Maximum limit
C Lower deviation
D Upper deviation
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
22 What is marked as ‘X’?
A Limit
B Tolerance zone
C Lower deviation
D Upper deviation
23 Which part indicates the reading of dial test indicator?
A Stem
B Anvil
C Pointer
D Plunger
24 What is the name of operation?
A Filing
B Drilling
C Scraping
D Chiseling
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
26 What is the name of the instrument?
A Screw pitch gauge
B Outside micrometer
C Screw thread micrometer
D Screw thread caliper gauge
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
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
29 What is the number of fundamental deviation in the BIS system?
A 25
B 20
C 15
D 26
30 How many fundamental tolerance grades are available?
A 18 grade
B 25 grade
C 15 grade
D 12 grade
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
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
33 Which comparator is used in mass production?
A Optical
B Pneumatic
C Electronics
D Mechanical
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
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
2 What is the term used for the relationship exists between two mating parts?
A Fit
B Limit
C Tolerance
D Allowance
3 Which part of vernier micrometer is marked with vernier scale graduation?
A Anvil
B Frame
C Thimble
D Barrel
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
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
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
7 Which scraper is used for scraping large bearing surface?
A Flat scraper
B Hook scraper
C Triangular scraper
D Bull-nose scraper
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
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
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
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
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
13 What is marked as ‘X’ in hole basic system?
A Tolerance
B Maximum dia
C Lower deviation
D Upper deviation
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
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
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
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
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
19 How to identify high spots while scraping?
A Prussian blue
B White chalk
C Copper sulphate
D Cellulose lacquer
Level 3
1 How chipped out scraper can be repaired?
A Filing
B Lapping
C Chiselling
D Grinding and honing
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)
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
3 What is the name of the part marked ‘x’?
A Body
B Back plate
C External jaw
D Crown wheel
4 What is the name of operation?
A Square shoulder
B Filleted shoulder
C Bevelled shoulder
D Undercut shoulder
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
6 Which gauge is used to compare the profile of thread?
A Plug gauge
B Feeler gauge
C Radius gauge
D Screw pitch gauge
7 Which type of thread is used in screw jack?
A Vee thread
B Acme thread
C Knuckle thread
D Square thread
8 What is the name of the part marked ‘X’?
A Bed
B Tail stock
C Feed shaft
D Lead screw
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°
10 Which part is mainly supporting the lengthy job in lathe machine?
A Face plate
B Steady rest
C Dog carrier
D Dead centre
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
12 Which tool materials are manufactured by powder metallurgy technique?
A Carbides
B High speed steel
C High carbon steel
D Medium carbon steel
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
14 What is the unit of cutting speed in turning?
A mm/sec
B m/sec
C m/min
D mm/min
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
17 What is the name of porition between root and crest of the thread?
A Root
B Flank
C Depth
D Thread angle
18 What is the principle of dial test indicator?
A Sliding
B Screw and nut
C Rack and pinion
D Worm and worm wheel
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
20 What type of power transmission is transmitted by spur gear?
A Parallel transmission
B Angular transmission
C Intersecting transmission
D Perpendicular transmission
21 How many types of bed ways are in centre lathe machine?
A 2
B 3
C 5
D 4
22 What is the name of instrument?
A Vernier micrometer
B Outside micrometer
C Three wire micrometer
D Screw thread micrometer
23 What is the name of part marked as ‘X’ in centre lathe?
A Apron
B Saddle
C Gross slide
D Compound rest
24 What is the name of part marked as ‘X’?
A Clutch
B Feed selector
C Lathe spindle
D Feed direction lever
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
26 What is the name of gauge?
A Ring gauge
B Screw pitch gauge
C Feeler gauge
D Radius gauge
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
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
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
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
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
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
6 Which is the vertical distance from crest to the root?
A Lead
B Flank
C Pitch
D Depth
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
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
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
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
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
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
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
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
2 Which bearing withstands load is parallel to its axis?
A Needle bearing
B Thrust bearing
C Plain bearing
D Split bearing
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
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
5 Identify the method of assembly technique?
A Dowelling
B Pinning
C Peening
D Staking
6 Identify the type of bolt?
A Bolt with clearance hole
B Body fit bolt
C Anti-fatigue bolt
D ‘T’ bolt
7 Name the type of part shown in assembly technique.
A Taper pin
B Split pin
C Cotter pin
D Spring pin
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
2 Which maintenance record mention the date of commissioning of machine?
A Inspection check list
B Equipment record
C Product manual
D Servicing manual
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
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
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
6 Which assembly technique is similar to riveting method?
A Dowelling
B Pinning
C Peening
D Staking
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