angelhjose angelhjose

15-10-2019
Physics

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A box with a mass of 10 kg is pulled across the floor at a constant speed by a horizontal rope with a tension of 36N. What is the coefficient of kinetic friction between the box and the floor?

Respuesta :

Hania12 Hania12

21-10-2019

Answer:

μk = 0.397

Explanation:

Given Data:

m= 10 kg

Fk=36

To Fnd:

μk =?

Soluton:

we know that

Fk= Fn*μk

Fn= mg = 10*9.81 = 98.1 N

μk= Fk/Fn

μk= 36/98.1

μk = 0.397

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