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14) A child starts from rest at the top of a slide of height 4.0 m. a) What is his speed at the bottom
14) A child starts from rest at the top of a slide of height 4.0 m. a) What is his speed at the bottom if the slide is frictionless? b) If he reaches the bottom, with a speed of 6m/s, what percentage of his total energy at the top of the slide is lost as a result of friction?
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Fundamentals of Physics
Authors: Jearl Walker, Halliday Resnick
9th Edition
470469080, 470556536, 470469110, 9780470469088, 9780470556535, 978-0470469118
