| 1 |
A body covers a distance of 10 m in 1 sec with a constant velocity of 10 ms-1 , Acceleration produced by the body is. |
- A. 0 ms-1
- B. 2 ms-2
- C. 5 ms-2
- D. 10 ms-2
|
| 2 |
When the body moves with constant acceleration the velocity time graph is |
- A. Parabola
- B. Hyperbola
- C. Straight line
- D. Curve
|
| 3 |
An object of mass 1 kg moving with acceleration 0 1 ms-2 will experience a force of. |
- A. 10<sup>-2</sup> N
- B. 10<sup>-3</sup> N
- C. 1 N
- D. 1 dyne
|
| 4 |
In the absence of external force, the change in momentum is. |
- A. Zero
- B. Constant
- C. Decreasing
- D. Increasing
|
| 5 |
When velocity time graph is a straight line parallel to time axis then |
- A. Velocity is zero
- B. Acceleration is constant
- C. Acceleration is zero
- D. Velocity is variable
|
| 6 |
the shortest distance between two points is called. |
- A. Speed
- B. Acceleration
- C. Distance
- D. Displacement
|
| 7 |
The mass of an object is quantitative measure 0 its |
- A. Momentum
- B. Acceleration
- C. Inertia
- D. Energy
|
| 8 |
A ball is thrown up vertically, it takes 3 sec to reach maximum height. Its initial velocity is. |
- A. 10 ms-1
- B. 12.2 ms-1
- C. 15 ms-1
- D. 29.4 ms-1
|
| 9 |
The maximum range of projectile is 100 km, Take 9=10 ms-2, the initial velocity of the projectile will be. |
- A. 1000 kms-1
- B. 1 kms-1
- C. 10 kms-1
- D. 100 kms-1
|
| 10 |
Food rich in proteins is: |
- A. potato
- B. grapes
- C. vegetables
- D. bread
|