Asked by jonesh
a pulley of 21 cm diameter and revolvinat at 1600 r.p.m Find out the speed of the belt running over it
Answers
Answered by
Reiny
one rotation is πd = 21π cm
so the belt covers 21π(1600) cm/min
= 105,557.51 cm/min
= 1.05557 km/min
= appr 63.33 km/h
so the belt covers 21π(1600) cm/min
= 105,557.51 cm/min
= 1.05557 km/min
= appr 63.33 km/h
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