| 1 |
The equations of motion hold good for |
- A. Variable acceleration
- B. Uniform acceleration
- C. Centripetal acceleration
- D. All of these
|
| 2 |
The horizontal range of a projectile of 30<sup>o</sup>with horizontal is same at an angle. |
- A. 40<sup>o</sup>
- B. 45<sup>o</sup>
- C. 90<sup>o</sup>
- D. 60<sup>o</sup>
|
| 3 |
The ballistic missiles are used only for |
- A. Long range
- B. Short range
- C. Medium range
- D. Constant range
|
| 4 |
At what speed the momentum and kinetic energy of a body having the same. |
- A. 1 ms-1
- B. 2 ms-1
- C. 4 ms-1
- D. 8 ms-1
|
| 5 |
The mass of a body is quantitative measure of its |
- A. Motion
- B. Inertia
- C. Weight
- D. All of these
|
| 6 |
Before the launch of a rocket the mass of fuel of the rocket is approximately consists of. |
- A. 60%
- B. 50%
- C. 80%
- D. 100%
|
| 7 |
In matter, the Atoms are in a state of never ending |
- A. Motion
- B. Rest
- C. Change
- D. State of decline
|
| 8 |
An athlete runs with a speed of 12 ms-1. Determine the longest jump he can undertake. |
- A. 12 m
- B. 14.4 m
- C. 24 m
- D. 16.2 m
|
| 9 |
Horizontal range is maximum when the angle of projectile is. |
- A. 0 o
- B. 30 o
- C. 45 o
- D. 60 o
|
| 10 |
In the absence of external force, the change in momentum is. |
- A. Zero
- B. Constant
- C. Decreasing
- D. Increasing
|