Class 11 Physics (Part Ii) Chapter 13 Thermal Properties Of Matter Quiz 17 (25 MCQs)

Quiz Instructions

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1. Water has a specific heat of 4, 186 J/(kg.K). To raise the temperature of a bathtub of water (220 kg) by 3 kelvin, it takes ..... Joules of energy.
2. Fill in the blank:As the temperature of a substance increases, the speed of its molecules .....
3. What happens to the movement of the particles in a substance when the thermal energy is increased?
4. Question 8An iron cube is heated by a Bunsen burner.Which of its properties decreases?
5. If temperature changes from 50$^\circ$F to 500$^\circ$F then what will be corresponding range of change on celsius scale?
6. Which has a higher specific heat, water or iron?
7. Evaporation is a ..... process
8. Heat is associated with
9. Thermal energy always moves from ..... objects to ..... objects.
10. Which of the following situations best illustrates heat transfer by convection?
11. During melting,
12. The same quantity of thermal energy is supplied to two solid objects X and Y. The temperature increase of object X is greater than the temperature increase of object Y. Which statement explains this?
13. Example for sublimate is .....
14. When ice changes into water at 0$^\circ$C, 1 thermal energy is absorbed to break the intermolecular bonds between the molecules.2 its internal energy increases.3 energy is absorbed to raise the temperature.
15. Evaporation causes cooling because
16. Which of the following will expand the most for same rise in temperature
17. Latent heat of fusion for water at 1 atmospheric pressure is ..... units
18. The liquid mercury range from-39$^\circ$C to ..... $^\circ$C.
19. Why does the sand on a beach feel warmer in the noon sun than the water nearby?
20. What is Thermal expansion?
21. Which law relates the pressure, volume, and temperature of an ideal gas?
22. Specific Heat Capacity of Ethyl Alcohol is .....
23. Which of the following factors does thermal energy depend on?
24. Why do engineers build expansion joints on bridges?
25. The amount of heat energy required to change the state of a substance from liquid to vapor form, without changing its temperature is called .....