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In raising a 4000-N piano with a pulley system, the workers note that for every 1.6 m of rope pulled downward, the piano rises 0.22 m.Ideally, find the force that is required to lift the piano.
13 years ago

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bobpursley
what is

Force/4000=.22/1.6
13 years ago
Anonymous
500n
3 years ago

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