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

1. Thermometer is a device, used to measure:

2. It is used to control temperature of ovens, irons water heaters, refrigerators, air conditioners and so on.

3. Which statement is NOT true for boiling?

4. Which statement is true for evaporation?

5. Joule per Kilogram per Kelvin (J kg^-1 K^-1) is the S.I unit of:

6. The S.I unit of heat is:

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

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

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

10. Heat is the form of ___________

11. The co-efficient of volume expansion of liquids is:

12. Evaporation can occur at ____________

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

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

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

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

17. Boiling point of water is:

18. Volatile liquids have:

19. Evaporation causes:

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