Heat and Thermodynamic Physics MCQs

By: Prof. Dr. Fazal Rehman | Last updated: March 3, 2022

Heat and Thermodynamic Physics MCQs

1. In which terms expressed hotness or coldness of an object: A. Temperature B. Heat C. Chemical energy D. Thermal energy

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A

2. Why mercury is used as a thermometric substance, it is because of: A. Specific heat is low B. does not stick to a glass C. Opaque D. All of the above E. None of these

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D

3. What is the human body temperature on the Kelvin scale? A. 273 k B. 345 k C. 123 k D. None of these

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D

4. How heat is produced? A. By friction B. By rubbing C. All of the above D. None of these

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C

5. The mathematical form of charle’s law is A. Vα1/2 B. VαT C. PαV D. PαT

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B

6. Melting of point Ice is _____ when the pressure is increased: A. Remains unchanged B. Increase C. Raises first and lower D. Decrease

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D

7. Unit of pressure is… A. Volume B. One pascal C. Weight D. Force

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B

8. Why on hot days white clothes become worn it is due to they are… A. Reflectors B. Radiators C. Emitters D. Absorbers E. None of these

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A

9. Relationship between Heat and __________ is called thermodynamics. A. Solid B. Liquid C. Other forms of energy D. Gas

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C

10. When the pressure of the system remains constant, it is called ________ process. A. Isobaric B. Isothermal C. Adiabatic D. Isochoric

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A

11. Who was first proposed the absolute scale of temp? A. Celsius B. Joule C. Carnot D. Kelvin E. Robert

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D

12. What will be the Internal energy of the isothermal process… A. Decrease B. Increase C. Remain constant D. Change time to time

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B