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a 65 kg skier starts from rest of a 45 m hill, skis down an incline into a valley

a.calculate his potential energy at the top of the hill.

b. calculate his speed at the bottom of the valley.​

A 65 Kg Skier Starts From Rest Of A 45 M Hill Skis Down An Incline Into A Valleyacalculate His Potential Energy At The Top Of The Hillb Calculate His Speed At T class=

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