PROBLEM #4 (20 points) Illustrated in the figure below, the elevator E has a weight of 6600 lbs when fully loaded, and it is connected as shown to a counterweight W of weight of 2200 lb. Determine the force delivered by the motor, Tc: Answers: a) Tc= b) Tc= (a) when the elevator is moving down at a constant speed of 1 ft/s, (b) when it has an upward velocity of 1 ft/s and a deceleration of 0.18 ft/s². E C W