Class 11 Physics (Part Ii) Chapter 13 Thermal Properties Of Matter Quiz 1 (25 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. When a body's temperature increases, there is an increase in the
2. The water from two buckets is mixed together. One bucket contains 5 kg of water at 2 degrees celsius and the other contains 1 kg of water at 80 degrees celsius.What is the final temperature of the mixture, assuming no heat is lost to the surroundings?
3. We can measure the specific heat capacity using
4. Question 2What are the upper and lower fixed points on a Celsius scale thermometer? Upper Lower
5. Which process involves heat but no temperature change?
6. Which statement best describes the difference between boiling and evaporation?
7. What are the three main modes of heat transfer?
8. The molecular property of matter that explains why gases are compressible is:
9. When a liquid evaporates, its temperature is lowered. Which of the following is the most appropriate explanation for this observation?
10. Which quantity remains constant in an isothermal process?
11. Which of the following materials will cool down the slowest when removed from a heat source?
12. A 10 kg block of ice undergoes melting at 0 $^\circ$C when it is being heated by a heater.The specific latent heat of fusion for ice is 33600 J/kg.How much energy needs to be provided by the heater in order for the block of ice to be completely melted?
13. The internal potential energy of a substance increases when .....
14. From the graph shown in the simulation, what do you observe about the temperature when solid ice is still below its melting point of 0 $^\circ$C?
15. Latent heat of vaporisation is always
16. When the substance melts or boils, energy is .....
17. The energy per kilogram required to cause a substance to change state from liquid to gas as its boiling point is called .....
18. What is the full name of Celsius?
19. Which changes of state occur as a result of a gain in thermal energy?
20. The amount of steam required (at 100$^\circ$C) to raise the temperature of 200 g of water from 60$^\circ$C to 100$^\circ$C is
21. A material was heated from 40$^\circ$C to 100$^\circ$C. What was the temperature change?
22. What happens to the molecules in a liquid as it gets hotter?
23. Relation between coefficient of linear expansion, $\alpha$ $\beta$
24. When the surrounding temperature is higher, the rate of evaporation increases
25. A solid ball of metal has a spherical cavity inside it. The balln is heated. The volume of cavity will