- 1(current)
Q. No.A particle in one-dimensional motion:
| 1. | with zero speed at an instant may have non-zero acceleration at that instant. |
| 2. | with zero speed may have non-zero velocity. |
| 3. | with constant speed, must have non-zero acceleration. |
| 4. | with a positive value of acceleration must be speeding up. |
Subtopic: Â Acceleration |
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The figure gives a speed-time graph of a particle in motion along the same direction. Three equal intervals of time are shown. In which interval is the average acceleration greatest in magnitude?
| 1. | Interval 2
|
2. | Interval 1
|
| 3. | Interval 3
|
4. | Equal in all intervals |
Subtopic: Â Acceleration |
From NCERT
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To view explanation, please take trial in the course.
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- 1(current)
Q. No.
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