Kinetic Friction Video Lessons

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Problem: A 25 kg box is released on a 23° incline and accelerates down the incline at 0.30 m/s2.A) Find the friction force impeding its motion.B) What is the coefficient of kinetic friction?

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Newton's second law of motion:

F=ma

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Problem Details

A 25 kg box is released on a 23° incline and accelerates down the incline at 0.30 m/s2.

A) Find the friction force impeding its motion.

B) What is the coefficient of kinetic friction?

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