Asked by Dhara Mae Tejor
A pulley having a diameter of 36 cm is turned by a belt that moves at the rate of 5m/sec . How many revolutions does the pulley make per/sec?
Answers
Answered by
Reiny
circumference of pulley = 36π cm
5 m = 500 cm
so we need 500/36π revolutions/sec
or appr. 4.42 revs/sec
5 m = 500 cm
so we need 500/36π revolutions/sec
or appr. 4.42 revs/sec
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