Physics, 21.03.2020 11:59, naocarolina6

How much power is needed to lift a book to a height of 2.0 meters in a time of 1.0 second, if the book exerts a force of 20 Newtons?

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How much power is needed to lift a book to a height of 2.0 meters in a time of 1.0 second, if the bo...