an athlete completes one round of a circular track of diameter 200 m in 30 seconds. Find the distance travelled by the athlete and magnitude of the displacement of the athelete at the end of 30 seconds.
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2pai r=200
Pai r=100
r=700/22
Disrtance will be 2r=1400/22
Pai r=100
r=700/22
Disrtance will be 2r=1400/22
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