| 1 |
The Carnot cycle can be shown by which graph |
- A. P - T graph
- B. P - V Graph
- C. V- T graph
- D. PV -T graph
|
| 2 |
The SI unit of product of pressure and volume is. |
- A. <sub>Watt</sub>
- B. Joule
- C. Pascal
- D. Newton
|
| 3 |
In thermodynamics system internal energy decrease by 100 J and 100 J of work done on the system then heat lost will be. |
- A. Zero
- B. 100 J
- C. 200 J
- D. -200 J
|
| 4 |
Pascal is the unit of |
- A. Pressure
- B. Force
- C. Tension
- D. Weight
|
| 5 |
Heat is form of. |
- A. Power
- B. Momentum
- C. Energy
- D. Torque
|
| 6 |
Which of following is irreversible process |
- A. Slow compression of an elastic spring
- B. Slow evaporation of substances in isolated vessel
- C. Slow expansion of a gas
- D. A chemical explosion
- E. <br>
|
| 7 |
In the thermodynamics process , the equation W = -delta U represents. |
- A. Isothermal expension
- B. Isothermal compression
- C. Adiabatic expansion
- D. Adiabatic compression
|
| 8 |
The energy processes, we use are |
- A. Efficient
- B. Not efficient
- C. Reversible
- D. None of these
|
| 9 |
The unit o pressure of gas is |
- A. Nm<sup>-2</sup>
- B. Pascal
- C. Atmosphere
- D. All of these
|
| 10 |
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
|
