Thermodynamics (12th) MockTest (Physics) MHT CET 2021
Test Instructions:
- This Mock test contains 15 MCQ questions.
- Choice and sequence for attempting questions will be as per the convenience of the candidate.
- Read each question carefully.
- Determine the one correct answer out of the four available options given for each question.
- Each question awards you 1 point for each question.
- You can end the test any time by clicking “quiz summary>finish quiz”.
- The mock test will automatically be submitted when the time is up.
- You can review all questions once again and evaluate your mistakes by clicking “view questions” when the result is displayed.
- You can apply for Leaderboard when the result is displayed.
- You can re-attempt the exam as per your wish, yet scores of the first attempt will be recorded!
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Question 1 of 15
1. Question
If an ideal gas is compressed isothermally, then
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Question 2 of 15
2. Question
A gas performs most work, when it expands
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Question 3 of 15
3. Question
A cycle tyre bursts suddenly. This represents an
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Question 4 of 15
4. Question
Consider an ideal gas. If 100J of work is done in compressing it under adiabatic conditions, then its
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Question 5 of 15
5. Question
We consider a thermodynamic system. If ΔU represents the increase in its internal energy and W the work done by the system, which of the following statements is true?
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Question 6 of 15
6. Question
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Question 7 of 15
7. Question
Which of the following laws of thermodynamics leads to the inference that it is difficult to convert whole of heat into work?
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Question 8 of 15
8. Question
Choosc the incorrect statement in case of a Carnot engine.
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Question 9 of 15
9. Question
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Question 10 of 15
10. Question
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Question 11 of 15
11. Question
One mole of O2 gas having a volume equal to 22.4 litre at 0℃ and 1 atmospheric pressure is compressed isothermally so that its volume reduces to 11.2 litre. The work done in this process is (Take R = 8.31 J/mol-k)
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Question 12 of 15
12. Question
5.6 litre of helium gas at S.T.P. is adiabatically compressed to 0.7 litre. Taking the initial temperature to be T1, the work done in the process is
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Question 13 of 15
13. Question
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Question 14 of 15
14. Question
A Camot engine takes 3 x 10° cal of heat from a reservoir at 627 ℃ and gives it to a sink at 27 ℃. The work done by the engine is
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Question 15 of 15
15. Question
First law of thermodynamics is given by