an anthlete completes one round of a circular track of diameter 200m is 40 second what will be the distance covered and the displacement at the end of 2minute and 20 decond
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ength AB=200m=2R time taken to complete one round=40 sec let the starting point be A in 140 secor 2 min ... What will be the distance and displacement covered in 2 min 20 secs?
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