| 1 |
What kind of waste is produced by nuclear power plant? |
- A. Carbon di oxide
- B. Radio active
- C. Fuels
- D. Toxic material
|
| 2 |
When a body is lifted through a height h, the work donw on it appears in the form of its. |
- A. Kinetic energy
- B. Potential energy
- C. Elastic energy
- D. Geothermal energy
|
| 3 |
If a force F makes an angle θ with the direction of motion of the force, then the formula for the work done will be: |
- A. W = FS
- B. W = FS cosθ
- C. W = FS sinθ
- D. W = FS tanθ
|
| 4 |
If velocity of a body becomes half that its energy K.E will be decrease to: |
- A. Zero
- B. Half
- C. Double
- D. 4 Times
|
| 5 |
If a body does work at the rate of 1 Js<sup>-1 </sup>then its power will be: |
- A. KW
- B. 1 MW
- C. 1 W
- D. None of these
|
| 6 |
Formula of Gravitational potential energy is: |
- A. mgh
- B. mg/h
- C. 1/2 mv<sup>2</sup>
- D. None of these
|
| 7 |
The source of energy that can be renewed are called: |
- A. Renewable source
- B. Non-renewable
- C. They RAE Naturally found
- D. None
|
| 8 |
_____________ is an other unit of power. |
|
| 9 |
If mass of body is 10 kg travelling with speed of light, how much energy is generated? |
- A. E = 9 × 1017 J
- B. E = 9 × 1015 J
- C. E = 9 × 1018 J
- D. E = 9 × 1016 J
|
| 10 |
Work is done when force displace inits own _____________ |
- A. Way
- B. Method
- C. Direction
- D. None
|
