| 1 |
If 1N is force and body is displaced to 1m than work is : |
- A. 2 J
- B. 1 J
- C. 3 J
- D. 4 J
|
| 2 |
The large unit of work is: |
- A. Kilowatt
- B. Kilo joul
- C. Mega joul
- D. Both B and C
|
| 3 |
The unit of kinetic energy is: |
|
| 4 |
The S.I unit of power is: |
- A. Newton
- B. Watt
- C. Joule
- D. Coulomb
|
| 5 |
The energy possessed by a body due to height is called: |
- A. P.E
- B. K.E
- C. Both
- D. None
|
| 6 |
The energy stored in dam is: |
- A. Potential energy
- B. Kinetic energy
- C. Chemical enegy
- D. Nuclear energy
|
| 7 |
If W stands for work, F stands for force and S stand for displacement, than mathematical work is defined as |
- A. W = P x S
- B. W = F x v
- C. W = F x r
- D. W = F x S
|
| 8 |
According to law of conservation of energy increases in P.E is equal to: |
- A. Increase K.E
- B. Decrease in K.E
- C. Decrease in P.E
- D. None
|
| 9 |
Which pair of physical quantities has same SI unit? |
- A. energy , power
- B. power , work
- C. energy , work
- D. work , momentum
|
| 10 |
Kinetic and potential energy are the kinds of energy: |
- A. Chemical
- B. Nuclear
- C. Light
- D. Mechanical
|
