Physics, 24.05.2021 04:30 astorkid

A weight lifter lifts a 1470N barbell above his head from the floor the a height of 2m. he holds the barbell there for 5 sec. how much work does he do?

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A weight lifter lifts a 1470N barbell above his head from the floor the a height of 2m. he holds the...

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