A child of mass 40 kg goes down an 8.0-m-long slide inclined at 30° with the horizontal. The coefficient of kinetic friction between the child and the slide is 0.35. If the child starts from rest at the top of the slide, how fast is he traveling when he reaches the bottom? (5.56 m/s)

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Chapter5: Energy
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Problem 92AP: Two blocks, A and B (with mass 50.0 kg and 1.00 102 kg, respectively), are connected by a string,...
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4. A child of mass 40 kg goes down an 8.0-m-long slide inclined at 30° with the horizontal. The coefficient
of kinetic friction between the child and the slide is 0.35. If the child starts from rest at the top of the
slide, how fast is he traveling when he reaches the bottom? (5.56 m/s)
Transcribed Image Text:4. A child of mass 40 kg goes down an 8.0-m-long slide inclined at 30° with the horizontal. The coefficient of kinetic friction between the child and the slide is 0.35. If the child starts from rest at the top of the slide, how fast is he traveling when he reaches the bottom? (5.56 m/s)
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