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प्रश्न
What do you understand by the term acceleration?
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उत्तर
“Rate of change of velocity with respect to time is called acceleration.” S.I. unit of acceleration is ms−2.
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संबंधित प्रश्न
Describe the motion of a body which is accelerating at a constant rate of 10 m s–2. If the body starts from rest, how much distance will it cover in 2 s ?
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(2) the average velocity, and
(3) the distance travelled in this time.
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If a stone and a pencil are dropped simultaneously in vacuum from the top of a tower, then which of the two will reach the ground first? Give reason.
State how the velocity-time graph can be used to find
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How can you find the following?
Acceleration from velocity – time graph.
How can you find the following?
Velocity from acceleration – time graph.
Can you suggest a real-life example about the motion of a body from the following velocity – time graph?

Area under a v – t graph represents a physical quantity which has the unit
