| 1 |
In kelvin scale, lower reference point is: |
- A. 273 K
- B. 373 K
- C. 180 K
- D. 100 K
|
| 2 |
Latent heat of vaporization is denoted by: |
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| 3 |
Ice at ............ °C is more effective in cooling. |
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| 4 |
If 'm' is a mass of a body and 'c' is its specific heat, then its heat capacity is a given by |
- A. m/c
- B. c/m
- C. mc
- D. mc2
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| 5 |
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
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| 6 |
Water on cooling below 4 <sup>o</sup>C begins to: |
- A. Expand
- B. Contract
- C. Boils
- D. None of these
|
| 7 |
In how many division Fahrenheit scale is divided? |
- A. 100
- B. 273
- C. 180
- D. 50
|
| 8 |
Clinical thermometer is used by: |
- A. Astronomers
- B. Doctors
- C. Scientist
- D. Chemists
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| 9 |
The energy store in an atom or molecule due to intermolecular force is: |
- A. Kinetic energy
- B. Potential energy
- C. Internal energy
- D. G.P.E
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| 10 |
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
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