Question

A pulley with a diameter of 24 inches is driven by a belt which is moving 1045 ft/min. How many revolutions per minute are made by the pulley?
Circumference = pi*D = 3.14*2ft. = 6.28ft

Vp = Vb = 1045 ft./min

1045ft./min * 1rev./6.28ft = 166.4 rev/min.

Related Questions

A pulley whose diameter is 9 inches is connected by a belt to another pulley whose diameter is 6 inc... Find the diameter of a pulley which is driven at 360 rpm by a belt moving at 40 ft/s. Then in 1 s... a machine must be driven at 100 r/s from a belt pulley of 600 mm diameter revolving at 72 r/s . the... A pulley, 26 inches in diameter, is driven at 360 rpm by a belt. How fast is the belt moving?