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

1. The S.I unit of heat is:

2. Thermal energy transfer required per unit mass to increase the temperature by 1^oC or 1K is called ____________

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

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

5. Thermal energy transfer required to change a liquid into gas without changing its temperature is called _____________

6. Heat capacity depends upon the nature of material

7. Wet clothes dry in sun due to the:

8. Salty water evaporates:

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

10. Which statement is NOT true for boiling?

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

12. Boiling point of water is:

13. A fixed temperature at which a pure liquid boils is called ________

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

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

16. Evaporation causes:

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

18. Specific heat of water is :

19. Evaporation can occur at ____________

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