a body completes one cycle on a circular track of radius r in 20 seconds. the distance and displacement of body after 50 seconds
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displacement will be 0
n distance = 2 +1/2r (coz r in frst 20s then 2r in 40 s n again 1/2 r in last 10 s)
n distance = 2 +1/2r (coz r in frst 20s then 2r in 40 s n again 1/2 r in last 10 s)
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