| 1 |
The sum of kinetic energy and potential energy of molecules or atoms is called. |
- A. Temperature
- B. Internal energy
- C. Kinetic energy
- D. Potential energy
|
| 2 |
From following in which device thermostat is used: |
- A. Electroscope
- B. Electric Bell
- C. Electric Iron
- D. Radio
|
| 3 |
Density of water is: |
- A. 100 kgm<sup>-3</sup>
- B. 1000 kgm<sup>-3</sup>
- C. 10 kgm<sup>-3</sup>
- D. 1 kgm<sup>-3</sup>
|
| 4 |
Bimetallic strip works on the principle of |
- A. expansion of metals
- B. contraction of metals
- C. both (A) and (B)
- D. unequal expansion of metals
|
| 5 |
Evaporation takes place from liquid : |
- A. Everywhere
- B. Above surface only
- C. Below surface only
- D. Middle of liquid
|
| 6 |
Degree of hotness or coldness a body is called: |
- A. Heat
- B. Internal Energy
- C. Temperature
- D. Potential energy
|
| 7 |
__________ expands on heating? |
- A. Matter
- B. Plasma
- C. Gas
- D. Solid
|
| 8 |
Water freezes at: |
- A. 0° F
- B. 32°F
- C. -273 K
- D. 0 K
|
| 9 |
Boiling point of water is: |
- A. 0 <sup>o</sup>C
- B. 100<sup>o</sup>C
- C. 212<sup>o</sup>C
- D. 180<sup>o</sup>C
|
| 10 |
Degree of hotness or coldness measures the body: |
- A. Heat
- B. Temperature
- C. Energy
- D. Thermal
|
