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A child whose weight is 242 N slides down a 7.40 m playground slide that makes...

A child whose weight is 242 N slides down a 7.40 m playground slide that makes an angle of 41.0° with the horizontal. The coefficient of kinetic friction between slide and child is 0.0950. (a) How much energy is transferred to thermal energy? (b) If she starts at the top with a speed of 0.440 m/s, what is her speed at the bottom?

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