WORKSHOP CALCULATION AND SCIENCE 1st YEAR ONLINE TEST SET 07
W/CAL & SCIENCE set 07
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THIS ONLINE TEST IS BASED ON NIMI MCQ DATA IN MARATHI & ENGLISH
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WORKSHOP CALCULATION & SCIENCE 1st YEAR
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Question 1 of 25
1. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARWhat is term called for 3 x linear expansion? ( 3 x रेखीय (प्रसरण) विस्तारासाठी काय संज्ञा वापरली जाते ?)
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Question 2 of 25
2. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARWhat is the co-efficient of linear expansion of a rod if it is found to be 100 m long at 20°C and 100.14 m long at 100°C? २० डिग्री सेल्सिअस तापमान असताना रॉडची लांबी १०० मीटर आहे आणि १०० डिग्री सेल्सिअस तापमान असताना रॉडची लांबी १००.१४ मीटर होते तर रेखीय प्रसरण गुणकाची किंमत काढा ?
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Question 3 of 25
3. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARWhat is called for the amount of heat required to raise the temperature of unit mass of a substance through 1°C? एक एकक वस्तुमानाच्या पदार्थाचे तापमान 1 अंश सेल्सिअसने वाढवण्यासाठी लागणाऱ्या उष्णतेसकाय म्हणतात ?
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Question 4 of 25
4. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARHow much quantity of heat is required? If ,m = 120 litres , t1 = 20°C ,t2 = 85°C ,S = 4.2 Then Q = _____ KJ जर m (वस्तुमान) = 120 लिटर, t1 ( सुरवातीचे तापमान) = 20°C, t2 (नंतरचे तापमान ) = 85°C, S (विशिष्ठ उष्णता = 4.2 किलोज्यूल तर किती प्रमाणात उष्णता आवश्यक आहे ? Q (उष्णता ) = ______ किलोज्यूल
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Question 5 of 25
5. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARCalculate the amount of heat required to raise the temperature of 85.5 gm of sand from 20°C to 35°C specific heat of sand = 0.1. जर ८५.५ ग्रॅम वाळूचे तापमान २० डिग्री सेल्सिअसवरून ३५ डिग्री सेल्सिअसपर्यंत वाढण्यासाठी किती उष्णता द्यावी लागेल ? वाळूची विशिष्ट उष्णता = ०.१ घ्या.
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Question 6 of 25
6. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARWhat is the specific heat of the material if we require 510 calories to raise the temperature of 170 gm of material from 50°C to 80°C? १७० ग्रॅम पदार्थाचे तापमान ५० डिग्री पासून ८० डिग्री सेल्सिअसपर्यंत वाढवण्यासाठी ५१० कॅलरी उष्णतेची गरज लागते तर त्या पदार्थाची विशिष्ट उष्णता काय आहे ?
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Question 7 of 25
7. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARHow much quantity of heat is required to raise the temperature of 300 grams of copper (sp. heat 0.092 cal/gram) from 25°C to 75°C in Kcal ? ३०० ग्रॅम वस्तुमानाच्या तांबेचे तापमान २५ डिग्री सेल्सिअसवरून ७५ डिग्री सेल्सिअसपर्यंत वाढवण्यासाठी किती उष्णता द्यावी लागेल? ( तांब्याची विशिष्ट उष्णता ०.०९२ कॅलरी / ग्रॅम घ्या )
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Question 8 of 25
8. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARHow much heat is absorbed by a copper ingot weighing 400 Kg is heated from 40°C to 72°C for the purpose of forging? ( sp .heat of copper is ४०० किलो वजनाच्या तांब्याच्या इगोटला फोर्जिग क्रिया करण्यासाठी ४० डिग्री सेल्सिअसवरून ७२ डिग्री सेल्सिअसपर्यंत तापविल्यास तो किती उष्णता ग्रहण करेल ? ( तांब्याची विशिष्ट उष्णता ०.०९ घ्या )0.09)
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Question 9 of 25
9. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARWhat is called for the materials that restricts heat flow by radiation, conduction and convection ? किरणोत्सर्जन, वहन आणि अभिसरण या मार्गाने उष्णता संक्रमणास विरोध करणाऱ्या पदार्थांला काय म्हणतात ?
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Question 10 of 25
10. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARWhich one is heat insulator ? पुढीलपैकी उष्णतारोधक कोण आहे ?
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Question 11 of 25
11. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARWhich one has the highest thermal conductivity? पुढीलपैकी कोणामध्ये उष्णतावाहून नेण्याची क्षमता जास्तीत जास्त आहे ?
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Question 12 of 25
12. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARWhich one of the following is not a property of heat insulating material ? उष्णतारोधक ( इन्सुलेटिंग ) पदार्था चा खालीलपैकी कोणता गुणधर्म नाही ?
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Question 13 of 25
13. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARWhich insulating material is most widely used in refrigerators? फ्रिजमध्ये कोणत्या इन्सुलेटिंग मटेरियलचा सर्वाधिक वापर केला जातो?
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Question 14 of 25
14. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARWhich one is a poor heat insulator ? पुढीलपैकी कमी प्रतीचा उष्णतारोधक ( इन्सुलेटर) कोणता आहे ?
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Question 15 of 25
15. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARWhat is known for the temperature at which any solid melts into liquid? ज्या तापमानाला कोणताही घन पदार्थ वितळून द्रवपदार्थात रुपांतरीत होतो.त्या तापमानाला काय म्हणतात ?
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Question 16 of 25
16. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARWhat is the melting point of aluminium? ॲल्युमिनियमचा वितळण बिंदू काय आहे
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Question 17 of 25
17. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARWhat is the boiling point of aluminium? ॲल्युमिनियमचा उत्कलन बिंदू काय आहे ?
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Question 18 of 25
18. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARWhat is the boiling point of water ? पाण्याचा उत्कलन बिंदू काय आहे ?
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Question 19 of 25
19. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARWhat is the freezing point of mercury ? पाऱ्याचा गोठण बिंदू काय आहे ?
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Question 20 of 25
20. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARWhat is the boiling point of mercury ? पाऱ्याचा उत्कलन बिंदू काय आहे ?
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Question 21 of 25
21. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARWhat is the ratio of force (or) thrust per unit area ? बल (किंवा) जोर व युनिट एरिया (एकक क्षेत्रफळ) यांच्यामधील गुणोत्तरास काय म्हणतात ?
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Question 22 of 25
22. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARWhat is the equivalent pascal value for 1 bar ? १ बारसाठी पास्कलचे समतुल्य मूल्य किती आहे ? ( १ बार = …… पास्कल )
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Question 23 of 25
23. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARWhat is the SI unit of pressure ? दाबाचे एसआय युनिट (एकक) काय आहे ?
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Question 24 of 25
24. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARWhich machine converts mechanical energy into electrical energy ? यांत्रिक ऊर्जेचे विद्युत ऊर्जेत रूपांतर कोणत्या यंत्रात होते ?
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Question 25 of 25
25. Question
2 pointsCategory: WORKSHOP CALCULATION & SCIENCE 1st YEARWhich is the unit of current ? करंटचे ( प्रवाहाचे) एकक कोणते ?
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Leaderboard: W/CAL & SCIENCE set 07
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