A child whose weight is 267 N slides down a 6.1 m playgroundslide that makes an angle of 20 with the horizontal.The coefficientof kinetic friction between slide and child is 0.10. (a) Howmuch energy is transferred to thermal energy? (b) If she starts atthe top with a speed of 0.457 m/s, what is her speed at the bottom?
A child whose weight is 267 N slides down a 6.1 m playgroundslide that makes an angle of 20 with the horizontal.The coefficientof kinetic friction between slide and child is 0.10. (a) Howmuch energy is transferred to thermal energy? (b) If she starts atthe top with a speed of 0.457 m/s, what is her speed at the bottom?
University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter8: Potential Energy And Conservation Of Energy
Section: Chapter Questions
Problem 35P: Ignoring details associated with friction, extra forces exerted by arm and leg muscles, and other...
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A child whose weight is 267 N slides down a 6.1 m playground
slide that makes an angle of 20 with the horizontal.The coefficient
of kinetic friction between slide and child is 0.10. (a) How
much energy is transferred to thermal energy? (b) If she starts at
the top with a speed of 0.457 m/s, what is her speed at the bottom?
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