| 1 |
Environmental crisis are also known as |
- A. Population crisis
- B. Entropy crisis
- C. War crisis
- D. Mass crisis
|
| 2 |
In the thermodynamics process , the equation W = -delta U represents. |
- A. Isothermal expension
- B. Isothermal compression
- C. Adiabatic expansion
- D. Adiabatic compression
|
| 3 |
No of spark plugs needed in the diesel engine are. |
|
| 4 |
At which of the following temperature a body has maximum internal energy. |
- A. -273 <sup>o</sup>C
- B. 0 K
- C. 273 K
- D. -273 K
|
| 5 |
Size of the molecules is much smaller as compared to the |
- A. Mass of the molecules
- B. Distance between the molecules
- C. Density of the molecules
- D. Volume of the molecules
|
| 6 |
The temperature scale which is independent of nature of substance is. |
- A. Thermodynamic scale
- B. Centigrade scale
- C. Fahrenheit scale
- D. Regnault scale
|
| 7 |
Mercury is used as a thermometric substance because |
- A. It is opaque
- B. Does not stick to glass
- C. Has low specific heat
- D. All of these
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| 8 |
According to first law of thermodynamics the quantity which is conserved. |
- A. Force
- B. Momentum
- C. Energy
- D. Power
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| 9 |
The internal energy of a piece of lead when beaten by hammer will. |
- A. Increase
- B. Decrease
- C. Remains constant
- D. Increases and then decrease
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| 10 |
The curve representing an adiabatic process is called. |
- A. An adiabatic
- B. An isotherm
- C. Both of these
- D. None of these
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