| 1 |
Average acceleration is a |
- A. Scalar quantity
- B. Vector quantity
- C. <div>(-) ve quantity</div>
- D. None of these
|
| 2 |
The mass of a body is quantitative measure of its |
- A. Motion
- B. Inertia
- C. Weight
- D. All of these
|
| 3 |
A mass of 1 kg is freely falling. The force of gravity is. |
- A. 1 N
- B. 9.8 N
- C. 0.5 N
- D. Zero
|
| 4 |
Food rich in proteins is: |
- A. potato
- B. grapes
- C. vegetables
- D. bread
|
| 5 |
The mass of an object is quantitative measure 0 its |
- A. Momentum
- B. Acceleration
- C. Inertia
- D. Energy
|
| 6 |
The action and reaction never act on |
- A. Same body
- B. Two bodies
- C. many bodies
- D. All of these
|
| 7 |
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
|
| 8 |
Total change in momentum of an isolated system is |
- A. Always (+) ve
- B. Always (-) ve
- C. Has maximum value
- D. Zero
|
| 9 |
A force of 10 N acts on a body of mass 5 kg in one second. The change in its momentum will be. |
- A. 10 kgms-1
- B. 50 kg ms-1
- C. 2 kg ms-1
- D. 20 kg ms-1
|
| 10 |
The area between velocity time graph and the time axis is numerically equal to. |
- A. ?Speed of object
- B. Distance covered by the object
- C. Average velocity of the object
- D. Acceleration of the object.
|