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1) If conveyor moving with a linear speed of 2.5 feet per second has a total weight of 1750 lb, the conveyor holds approximately __________ lb.ft of kinetic energy. 2) A Motor has a conveyor as a load, which has a total inertia of 122 lb.ft*. if the motor has a maximum torque capability of 78...

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A railroad car that weighs 20,000 lbs. is traveling eastward with a velocity whose magnitude is 5 ft./sec. A second car, on the same track, that weighs 40,000 lbs. is also traveling in an easterly direction with a velocity of 7.81 ft./sec. When the cars collided, they became coupled together...