What is the formula for kinetic friction?

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asked Jul 10, 2021 185k views

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What is the formula for kinetic friction?

Physics
middle-school

Andrew Hill asked

by Andrew Hill

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μ k= (Fk / N ) = (F / W) or, μ k = M2g / M1g , or, μ k = M2 / M1

Ted Lyngmo answered Jul 12, 2021

by Ted Lyngmo

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5 votes

Answer:

kinetic friction is expressed as

Fk≈ μkFn

Where

the coefficient of kinetic friction is μk

the normal force is Fn

Step-by-step explanation:

Lynob answered Jul 14, 2021

by Lynob

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Fk≈ μkFn

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