Question: Problem 3 : The 7 5 lb . load is hoisted by the pulley system and motor M , with an efficiency of = 0

Problem 3: The 75 lb . load is hoisted by the pulley system and motor M, with an efficiency of =0.85. If the motor exerts a constant force of 50 lb . on the cable, determine the power that must be supplied to the motor to hoist the load s=15ft starting from rest. {Use diagram for Prob R14-6 on page 235 of textbook}
Problem 3 : The 7 5 lb . load is hoisted by the

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