1 |
The unit of acceleration is. |
- A. ms-1
- B. ms
- C. ms<sup>-2</sup>
- D. ms<sup>2</sup>
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2 |
A car starts from rest. It acquires a speed of 25 ms<sup>-1 </sup>after 20 s. The distance moved by the car during this time is |
- A. 31.25 m
- B. 250 m
- C. 5000 m
- D. 500 m
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3 |
The unit of velocity and speed is. |
- A. ms
- B. ms<sup>-2</sup>
- C. ms<sup>-1</sup>
- D. ms-3
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4 |
a ball is thrown vertically upward. Its velocity at the highest point is. |
- A. 10 ms<sup>-2</sup>
- B. -10 ms<sup>-1</sup>
- C. Zero
- D. none of them
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5 |
Distance covered by freely falling downward body in first second. |
- A. 5 m
- B. 29.4 m
- C. 10 m
- D. 19.6 m
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6 |
The velocity of freely falling bbodies moving upward. |
- A. Decreases
- B. Increases
- C. Constnat
- D. zero
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7 |
Graph is plotted between ........ variable. |
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8 |
The slope of speed time graph is called. |
- A. Distance
- B. Displacement
- C. Acceleration
- D. Velocity
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9 |
Displacement is a quantity. |
- A. Scalar
- B. Vector
- C. Both a and b
- D. None of these
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10 |
The average speed of cheetah is. |
- A. 60 kmh<sup>-1</sup>
- B. 70 kmh<sup>-1</sup>
- C. 75 kmh<sup>-1</sup>
- D. 80 kmh<sup>-1</sup>
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