A 65-kg ice skater coasts with no effort for 75 m until she stops. If the coefficient of kinetic friction between her skates and the ice is µk = 0.10, how fast was she moving at the start of her coast?

A 65-kg ice skater coasts with no effort for 75 m until she stops. If the coefficient of kinetic friction between her skates and the ice is µk = 0.10, how fast was she moving at the start of her coast?

Classical Dynamics of Particles and Systems

5th Edition

ISBN:9780534408961

Author:Stephen T. Thornton, Jerry B. Marion

Publisher:Stephen T. Thornton, Jerry B. Marion

Chapter2: Newtonian Mechanics-single Particle

Section: Chapter Questions

Problem 2.24P: A skier weighing 90 kg starts from rest down a hill inclined at 17°. He skis 100 m down the hill and...

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Question

A 65-kg ice skater coasts with no effort for 75 m until she
stops. If the coefficient of kinetic friction between her
skates and the ice is µk = 0.10, how fast was she moving
at the start of her coast?

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