The coefficient of kinetic friction for a 21 −kg bobsled on a track is 0.10. What force is required to push it down a 5.0 ∘∘ incline and achieve a speed of 60 km/h at the end of 75 mm? Express your answer using two significant figures.

The coefficient of kinetic friction for a 21 −kg bobsled on a track is 0.10. What force is required to push it down a 5.0 ∘∘ incline and achieve a speed of 60 km/h at the end of 75 mm? Express your answer using two significant figures.

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter5: Displacement And Force In Two Dimensions

Section: Chapter Questions

Problem 8STP

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Concept explainers

Static and Kinetic Friction

Kinetic friction comes into existence when there are moving surfaces means in other words we can say that the force which comes into existing between moving surfaces is known as kinetic friction.

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The coefficient of kinetic friction for a 21 −kg bobsled on a track is 0.10.

What force is required to push it down a 5.0 ∘∘ incline and achieve a speed of 60 km/h at the end of 75 mm?

Express your answer using two significant figures.

Fp=

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