| 1 |
Identity the non conservative force among the following. |
- A. Frictional force
- B. Electrical force
- C. Gravitational force
- D. Elastic restoring force
|
| 2 |
Work is a |
- A. Scalar quantity
- B. Vector quantity
- C. Basic quantity
- D. None of these
|
| 3 |
Watt -m2 is the unit of |
- A. Energy
- B. Intensity
- C. Power
- D. Work
|
| 4 |
Biomas is a potential source of |
- A. Renewable energy
- B. Non renewable energy
- C. Botha a and b
- D. Tidal energy
|
| 5 |
The SI unit of work is |
- A. Newton
- B. Joule
- C. Mol
- D. Calorie
|
| 6 |
By increasing the amount of stretch in spring the force exerted will |
- A. Increase
- B. One watt
- C. One erg
- D. One joule
|
| 7 |
The work done will be maximum when angle between F and d. |
- A. 180<sup>o</sup>
- B. 0<sup>o</sup>
- C. 90<sup>o</sup>
- D. 60<sup>o</sup>
|
| 8 |
SI unit of work |
- A. Newton
- B. Walt
- C. Pascal
- D. Joule
|
| 9 |
Work is negative when angle between F and d is |
- A. 45<sup>o</sup>
- B. <sub>0</sub><sup>o</sup>
- C. 90<sup>o</sup>
- D. 180<sup>o</sup>
|
| 10 |
Which one is a conservative force |
- A. Elastic spring force
- B. Air resistance
- C. Frictional force
- D. Tension in the spring
|
