ENGINEERING APPLICATION, CONTEXT-RICH You operate a small
Chapter , Problem 90(choose chapter or problem)
ENGINEERING APPLICATION, CONTEXT-RICH You operate a small grain elevator near Champaign, Illinois. One of your silos uses a bucket elevator that carries a full load of through a vertical distance of (A bucket elevator works with a continuous belt, like a conveyor belt.) (a) What is the power provided by the electric motor powering the bucket elevator when the bucket elevator ascends with a full load at a speed of (b) Assuming the motor is 85 percent efficient, how much does it cost you to run this elevator, per day, assuming it runs 60 percent of the time between 7:00 a.m. and 7:00 p.m. with an average load of 85 percent of a full load? Assume the cost of electric energy in your location is 15 cents per kilowatt hour.
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