| 1 |
10 N and 20 N are acting on a body of mass 2 kg the minimum acceleration will be. |
- A. 10 ms-2
- B. 20 ms-2
- C. 60 ms-2
- D. 5 ms-2
|
| 2 |
The ballistic missiles are used only for |
- A. Long range
- B. Short range
- C. Medium range
- D. Constant range
|
| 3 |
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
|
| 4 |
A frame of reference stationed at the earth is an |
- A. Inertial frame
- B. None internal frame
- C. Accelerated frame
- D. Laboratory frame
|
| 5 |
A paratooper moves downward with |
- A. Zero acceleration
- B. Constant acceleration
- C. Positive acceleration
- D. Negative acceleration
|
| 6 |
The dimensional unit of impulse is. |
- A. [MLT]
- B. [MLT-1]
- C. [ML-1T-1]
- D. [M-1L-1T-1]
|
| 7 |
The trajectory of a projectile is. |
- A. Circle
- B. Parabola
- C. Hyperbola
- D. Straight line
|
| 8 |
A collision in which K.E. of the system is not conserved is |
- A. Elastic collision
- B. Inelastic collision
- C. 3rd low of motion
- D. None of these
|
| 9 |
An immediate source of energy for our body is: |
- A. mango
- B. <span style="color: rgb(32, 33, 36); font-family: arial, sans-serif; font-size: 32px;">Glucose</span>
- C. mushroom
- D. meat
|
| 10 |
The rate of change of momentum is equal to |
- A. Impulse
- B. Torque
- C. Velocity
- D. Force
|