an athlete completes one round of a circular track of diameter 49m in 20 seconds. calculate the distance covered amd displacement at the end of 30 seconds
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distance =231m
displacement=49m
displacement=49m
Proficientmystic25:
can u give me explanation
okk
distance covered in 30 sec. is 2×pie×r + 2×pie×r÷2
and it will be standing at opp. end from where he started hence the displacement or shortest path will be along diameter that will be equal to 49m
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