SOLUTION: A pulley has radius of 4 inches and rotates at 5 rpm. A weight is attached to a cable which wraps around the pulley. How far is the weight raised if the pulley is rotated for 90 se

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Question 1109830: A pulley has radius of 4 inches and rotates at 5 rpm. A weight is attached to a cable which wraps around the pulley. How far is the weight raised if the pulley is rotated for 90 seconds?
Answer by greenestamps(13209) About Me  (Show Source):
You can put this solution on YOUR website!


(number of rotations) times (circumference of pulley)

5rpm times 90 seconds (1.5 minutes) for the number of rotations.

2pi times the radius for the circumference.

Do the math....