| 1 |
Degree of hotness or coldness measures the body: |
- A. Heat
- B. Temperature
- C. Energy
- D. Thermal
|
| 2 |
Which expands on heating? |
- A. Water
- B. Steel
- C. Copper
- D. All are true
|
| 3 |
The changing of a liquid into vapours from the surface of the liquid <div> without heating:</div> |
- A. Cooling
- B. Vaporization
- C. Evaporation
- D. Sublimation
|
| 4 |
A large water reservoir heeps the temperature of nearby land moderate due to: |
- A. Low temperature
- B. Low specific heat of water
- C. Less absorption of heat
- D. Large specific heat of water
|
| 5 |
The value of latent heat of fusion ice is: |
- A. 3.36 x 10<sup>-5</sup> Jkg<sup>-1</sup>
- B. 3.36 x 10<sup>5</sup>Jkg<sup>-1</sup>
- C. 3.36 x 10<sup>6</sup>Jkg<sup>-1</sup>
- D. None of these
|
| 6 |
Latent heat of fusion is denoted by: |
|
| 7 |
S.I unit of specific heat is: |
- A. Jkg<sup>-1</sup> K<sup>-1</sup>
- B. J<sup>-1</sup>kg<sup>-1</sup>K<sup>-1</sup>
- C. JkgK
- D. Jkg<sup>-1</sup>K
|
| 8 |
A simple way to know how much a body is hot or cold is |
- A. Our sense of touch
- B. Termometer
- C. Thermostat
- D. Setback state
|
| 9 |
When ice is cooled below 0 <sup>o</sup>C it: |
- A. Expand
- B. Contracts
- C. Boils
- D. None of these
|
| 10 |
Which gas is replaced by Ammonia in refrigerators? |
- A. Nitrogen
- B. Carbon di oxide
- C. Methane
- D. Freon gas
|
