Thermal Properties of Matter – Online MCQs Test – Physics 9th

1. Heat is the form of ___________

2. The Heat of vaporization for water at 100^oC is about:

3. It is the degree of hotness of a body.

4. Thermal energy transfer required to change a solid into liquid without changing its temperature is called ___________

5. Which statement is true for evaporation?

6. This scale of temperature is mostly used for industrial measurements.

7. The melting point of ice at normal atmospheric pressure is called ___________

8. It is a term in physics that describe how much heat is added to a substance to raise its temperature by 1^oC

9. Which statement is NOT correct?
The rate of evaporation increases with:

10. The heat of fusion for water at 0^oC is approximately:

11. Which statement is NOT true for boiling?

12. The amount of heat needed to convert a substance from liquid to gas is called________

13. This scale of temperature is mostly used for environmental measurements.

14. Amount of heat required to raise the temperature of 1kg of a substance through 1^oC is called:

15. Volatile liquids have:

16. Heat capacity depends upon the nature of material

17. If “β” is, the coefficient of volume expansion and “∝” is the coefficient of linear expansion than:

18. Rate of evaporation of a liquid can be increased by _____________

19. Evaporation can occur at ____________

20. Boiling point of water is: