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

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

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

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

4. Salty water evaporates:

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

6. Evaporation can occur at ____________

7. The S.I unit of heat is:

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

9. Linear thermal expansion of a solid depend upon ____________.

10. Which one is correct to convert temperature from Celsius scale to Fahrenheit scale?

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

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

13. Boiling point of water is:

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

15. Which statement is true for evaporation?

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

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

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

19. Thermometer is a device, used to measure:

20. Heat capacity is the product of mass and ____________