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16/ Ricardo uses a chain hoist to lift a 645-pound air compressor 4.5 feet. Ricardo has to pull 54 feet of chain through the chain hoist. If the hoist is 95% efficient, how much force does Ricardo have to apply to the chain?
Answers: 1
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Suppose a soccer ball is kicked from the ground at an angle 20.0º above the horizontal at 8.00 m/s. the y-velocity is determined to be 2.74 m/s. how long will the ball be in the air? assume the ball lands at the same height at which it was kicked.
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7types of electromagnetic waves from lowest to highest frequency
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16/ Ricardo uses a chain hoist to lift a 645-pound air compressor 4.5 feet. Ricardo has to pull 54 f...
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