Aug 10

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Motion in a circular path

aashish davis asked:

“A man moving on a circular triangle of radius 100 m. completes 1 revolution in 4 min. what is his average speed? average velocity in full revolution?”

Average speed = total distance / total time = 2πr/(4×60)= 2.61 m/s

Average velocity = zero since the displacement =0 in full revolution

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