A rotating uniform cylindrical platform of mass 220 kg
Chapter 10, Problem 10.64(choose chapter or problem)
A rotating uniform cylindrical platform of mass 220 kg andradius 5.5 m slows down from 3.8 rev/s to rest in 16 s whenthe driving motor is disconnected. Estimate the poweroutput of the motor (hp) required to maintain a steadyspeed of 3.8 rev/s.
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