| 1 |
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
|
| 2 |
The number of spark plug needed in diesel engine is |
|
| 3 |
The difference between two molar capacities is equal to. |
- A. Plank's constant
- B. General gas constant
- C. Molar gas constant
- D. Boltzmann constant
|
| 4 |
Unite of thermodynamics scale of temperature is. |
- A. Centigrade
- B. Fahrenheit
- C. Kelvin
- D. Celsius
|
| 5 |
Force acting on the piston to move outward is. |
- A. Compressive stoke
- B. Power stoke
- C. All stoke
- D. Exhaust stoke
|
| 6 |
In case the work done in zero. |
- A. Constant pressure
- B. Constant volume
- C. Constant temperature
- D. Constant mass
|
| 7 |
The efficiency of a Carnot Heat Engine is 100% if temperature of sink T2 is. |
- A. 0 <sup>o</sup>C
- B. 0 K
- C. 0 <sup>o</sup>F
- D. 100 K
|
| 8 |
For a gas obeying Boyle's Law, if the pressure is doubled, the volume becomes. |
- A. Double
- B. Three fold
- C. One half
- D. Remains the same
|
| 9 |
No spark plug is needed in the |
- A. Petrol engine
- B. Diesel engine
- C. Gas engine
- D. Water engine
|
| 10 |
Pascal is the unit of |
- A. Pressure
- B. Force
- C. Tension
- D. Weight
|
