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Question

# A car accelerated from initial position and then returned at initial point, then

A
average velocity is zero but average speed is non-zero.
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B
average speed is zero but average velocity is non-zero.
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C
both speed and velocity has non zero average.
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D
both speed and velocity has zero average.
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Solution

## The correct option is A average velocity is zero but average speed is non-zero.As the net displacement = 0 Hence, average velocity = 0; but average speed is non-zero as the distance is non-zero Also, |Average velocity||Average speed|≤1⇒|Av.speed|≥|Av.velocity|

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