Question: 1 4 - 5 3 . The 5 0 - k g crate is hoisted up the 3 0 incline by the pulley system and

14-53. The 50-kg crate is hoisted up the 30 incline by the pulley system and motor M. If the crate starts from rest and, by constant acceleration, attains a speed of 4ms after traveling 8 m along the plane, determine the power that must be supplied to the motor at the instant. Neglect friction along the plane. The motor has an efficiency of =0.74.
Prob. 14-53
1 4 - 5 3 . The 5 0 - k g crate is hoisted up the

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