Question
Tue April 10, 2012 By:
 

when is acceleration is zero? when a body has uniform velocity why acceleration is zero?

Expert Reply
Wed April 11, 2012
Acceleration defines change of velocity of a body in a unit time interval. It measures how much velocity is changing in a given time interval. If the body has uniform velocity, it means velocity is not changing. So the change in velocity is zero. In other words, its acceleration is zero.
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