An athelete completes one round of a circular track of diameter 200m in 40s. What will be the distance covered and the displacement at the end of 2min 20sec?
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time=40s
total time=2min20sec
=(2×60+20)=140sec
no. of rounds=140/40=3.5
distance=2πr×3.5
=2×22/7×200/2×3.5
2200m
displacement=200m
total time=2min20sec
=(2×60+20)=140sec
no. of rounds=140/40=3.5
distance=2πr×3.5
=2×22/7×200/2×3.5
2200m
displacement=200m
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