(a) Compute the torque developed by an automotive engine whose output is 180 kW at an angular velocity of 4000rev/min. (b)A drum of negligible mass, 0.min diameter, is attached to the motorshaft,and the powerout put of the motor is used to raise a weight hanging from a rope wrapped around the drum. How large a weight can be liftd? Assume contant speed(c) With with what speed will the weigh rise?

Answer

`"["(a)430 N-m (b) 172kg (c) 104.65 m//s"]'`