me244_hw4_678 - PHGA OneKey - ME244 Dynamics Online...

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Assignment Worksheet 11/4/09 - 3:41 AM Name: ____________________________ Class: ME244 Dynamics Class #: ____________________________ Section #: ____________________________ Instructor: Koray Safak Assignment: Homework #4 Question 1: (1 point) The 38-kg block is hoisted up the incline using the cable and motor arrangement shown. The coefficient of friction between the block and the surface is If the block is moving up the plane at m/s when it is at and at this instant the motor develops a tension in the cord of N, determine the velocity of the block when s. ____________m/s Question 2: (1 point) The 13-kg package is released from rest at and slides down the smooth ramp onto a cart having a mass of 24 kg. If the coefficient of kinetic friction between the cart and package is determine the final velocity of the cart after the package stops sliding on the cart. Also, calculate the time the package slides on the cart. Neglect the mass of the wheels. ____________ m/s
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me244_hw4_678 - PHGA OneKey - ME244 Dynamics Online...

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