Two toboggans (with riders) of the same mass are at rest ontop of a steep hill. As they slide down the hill, toboggan Atakes a straight path down the slope while toboggan B windsback and forth along a more gently sloping path. Toboggan Amakes the trip in half the time of toboggan B. (a) Comparethe work done by gravity on each toboggan. (b) Compare theaverage power delivered by gravity on the two toboggans.

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