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A mover pushes a heavy chair up an inclined plane into a truck. The inclined plane is 2 m long, and it lifts the chair to a height of 1 m. The chair’s weight is 360 N. The mover has to exert 220 N of force to slide the chair up the ramp. What is the mechanical efficiency of the inclined plane?
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A mover pushes a heavy chair up an inclined plane into a truck. The inclined plane is 2 m long, and...
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