| 1 |
1 KWh = |
- A. 3.6 x 10<sup>3</sup>K
- B. 3.6 x 10<sup>6</sup>K
- C. 3.6 x 10<sup>9</sup>J
- D. 3.6 x 10<sup>12</sup>J
|
| 2 |
Bio mass is converted into fuel by |
- A. Evaporation
- B. Fermentation
- C. Reflection
- D. Scattering
|
| 3 |
The unit of work in base unit is |
- A. Kg m-1 sec-2
- B. Kgm sec-2
- C. Kgm2 sec-1
- D. Kgm-1 sec-1
|
| 4 |
A body of mass 2 kg moving with velocity of 4 ms-1 has K.E. equal to. |
- A. 16 J
- B. 8 J
- C. 32 J
- D. 2 J
|
| 5 |
The commercial unit of electric energy is |
- A. Kilo watt hour
- B. watt
- C. Watt hour
- D. Kilo Watt
|
| 6 |
The K.E. of bullet of mass 500 gm moving at a speed of 200 ms-1 |
- A. 250 J
- B. 125 J
- C. 2500 J
- D. 10,000 J
|
| 7 |
3 Joules of work id done is 3 seconds, then power |
- A. 6 Watt
- B. 1 Watt
- C. 3 Watt
- D. 2 Watt
|
| 8 |
Two quantities involved in work are |
- A. Force and speed
- B. Force and velocity
- C. Force and displacement
- D. Force and acceleration
|
| 9 |
The value of solar constant. |
- A. 1.4 kW m-2
- B. 1.0 kW m-2
- C. 1.6 kW m-2
- D. 2 kw m-2
|
| 10 |
The space within which gravitational force acts on a body is called |
- A. Electric field
- B. Gravitational field
- C. Magnetic field
- D. Force field
|