| 1 |
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.
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| 2 |
If a mass of a body is doubled, then acceleration becomes. |
- A. Double
- B. Half
- C. One fourth
- D. Constant
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| 3 |
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
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| 4 |
The acceleration of a projectile along x axis is. |
- A. Zero
- B. Increase
- C. Decrease
- D. Equal to 'g'
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| 5 |
The shortest distance between two points is called |
- A. Distance
- B. Amplitude
- C. Displacement
- D. Is a number
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| 6 |
Unit of acceleration is |
- A. ms-1
- B. ms
- C. ms-2
- D. m2s
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| 7 |
In the absence of external force, the change in momentum is. |
- A. Zero
- B. Constant
- C. Decreasing
- D. Increasing
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| 8 |
If velocity time graph is parallel to time axis, then acceleration of moving body will be. |
- A. Maximum
- B. Positive
- C. Zero
- D. Negative
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| 9 |
No body begins to move or comes to rest of itself was given by |
- A. Newton
- B. Pascal
- C. Bernoulli
- D. Bu Ali Sina
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| 10 |
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
|