ECAT Physics Heat and Thermodynamics Online Test

Physics Heat and Thermodynamics MCQS Online Test

ECAT Physics Heat and Thermodynamics Chapter Online Test

Total Questions: 88
Time Allowed: 40 Minutes
Total Marks: 88
How to Attempt Test: Please choose the right Option in MCQ-type question.
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Physics Heat and Thermodynamics Chapter Online Test

 

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1. For the measurement of thermodynamic property known as temperature, is based on

2. If 4 moles of a gas are added to a container that already holds 1 mole of gas, how will the pressure change within the container? (Assume volume and temperature are constant.)

3. Rice takes longest to cook

4. First law of thermodynamics is consequence of conservation of

5. According to Clausis statement of second law of thermodynamics

6. Specific heat is the amount of heat required to raise the temperature

7. 3 1 cal. = ?

8. Which of the following statements is true?

9. The scales of temperature are based on two fixed points which are

10. In the relation n = PV/RT .n = ?

11. What temperature is the same on Celsius scale as well as on Fahrenheit scale?

12. Good absorbers of heat are

13. Carnot cycle efficiency is maximum when

14. According to first law of thermodynamics

15. If 3.0 L of helium at 20.0°C is allowed to expand to 4.4L, with the pressure remaining the same, what is the new temperature?

16. Two identical samples of a gas are allowed to expand
i) isothermally Work done is
ii) adiabatically

17. Carnot cycle efficiency depends upon

18. The ideal efficiency for a heat engine operating between temperatures of 2950 K and 318 K is

19. What does the m/l³ show?

20. On a cold morning a metal surface will feel colder to touch than a wooden surface, because

21. Pressure exerted by a gas is

22. If the volume of the gas is to be increased by 4 times, then

23. The size of one degree of Celsius is equal to

24. Which is not example of adiabatic process?

25. The materials which allow heat to pass through them easily are called as:


 

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  1. Thank you so much for giving us these free test . These are so beneficial for students . I am glad to found this email and app .

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