Problem: You are pushing a box, mass  m, across a rough horizontal floor with a constant speed, v. The coefficient of static friction is μ s and the coefficient of kinetic friction is μ k. If you are applying the force to the box horizontally, what is the magnitude of the force that the box exerts on you? A) mg B) μsmg C) μkmg D) μkmv E) There is not enough information to say.

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Problem Details

You are pushing a box, mass  m, across a rough horizontal floor with a constant speed, v. The coefficient of static friction is μ s and the coefficient of kinetic friction is μ k. If you are applying the force to the box horizontally, what is the magnitude of the force that the box exerts on you?

A) mg

B) μsmg

C) μkmg

D) μkmv

E) There is not enough information to say.

Frequently Asked Questions

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Kinetic Friction concept. You can view video lessons to learn Kinetic Friction. Or if you need more Kinetic Friction practice, you can also practice Kinetic Friction practice problems.

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Our expert Physics tutor, Jeffery took 2 minutes and 8 seconds to solve this problem. You can follow their steps in the video explanation above.