Answer to Question #173401 in Mechanical Engineering for Macdonald

Question

A pulley 150mm diameter revolved at 300rev/min calculate the speed of the passing over the pulley. (141 m/min)

Answer 1

You

02:25

The diameter of pulley(d)=150 mm=0.150 m

Rotational speed(N)=300 rpm

The speed of passing over the pulley (Linear speed) is given as,

V=$\frac{\pi ×d×N}{60}=\frac{3.14×0.150×300}{60}=2.355$ meters/seconds =2.355×60=141.3 meters/minutes