Physics Practice: Heat Transfer (Mock Test 1 - Basic)
1. Heat is a form of energy that flows from a body at a higher temperature to a body at a:
2. The S.I. unit of heat energy is:
3. The degree of hotness or coldness of a body is called its:
4. Which of the following is the S.I. unit of temperature?
5. The increase in the size of an object on heating is called:
6. Linear expansion takes place only in:
7. Which state of matter expands the most for a given rise in temperature?
8. A bimetallic strip works on the principle of:
9. 1 calorie is equal to approximately ________ Joules.
10. The temperature at which molecular motion completely ceases is:
11. Gaps are left between railway tracks to allow for:
12. The expansion in area of a solid is called:
13. Which instrument is used to measure temperature?
14. The lower fixed point of a Celsius thermometer is:
15. The formula to convert Celsius ($C$) to Fahrenheit ($F$) is:
16. The clinical thermometer has a ________ to prevent the backflow of mercury.
17. $0\text{ K}$ is equivalent to:
18. Expansion of a liquid measured in a container is called:
19. Metals are ________ conductors of heat.
20. The increase in volume of a solid per unit original volume per degree Celsius rise in temperature is:
