physics

each step of a ladder increases one's vertical height 40.0cm. If a 90 kg painter climbs 8 steps of the ladder, what is the increase in potential energy?

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  1. m g h

    8 * .4 = 3.2 meters up

    90 * 9.81 * 3.2 Joules

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  2. 2,822.4

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