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Question

A particle travels A to M along a straight line with a velocity of 8 m/s and M to A with a velocity of 2 m/s, then the average velocity for the whole journey is -

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Solution

Given : v1=8 m/s v2=2 m/s
Average velocity of the object when it travels the equal distance is given by Vavg=2v1v2v1+v2
Vavg=2×8×28+2=3.2 m/s

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