# Problem: A 5.00 kg block is pulled up an incline that is inclined at 36.9° above the horizontal by a horizontal force F = 90.0 N. The coefficient of kinetic friction between the block and the surface of the incline is μk = 0.20. What is the magnitude of the friction force on the block?

88% (61 ratings)
###### Problem Details

A 5.00 kg block is pulled up an incline that is inclined at 36.9° above the horizontal by a horizontal force F = 90.0 N. The coefficient of kinetic friction between the block and the surface of the incline is μk = 0.20. What is the magnitude of the friction force on the block?

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 Inclined Planes with Friction concept. You can view video lessons to learn Inclined Planes with Friction. Or if you need more Inclined Planes with Friction practice, you can also practice Inclined Planes with Friction practice problems.

How long does this problem take to solve?

Our expert Physics tutor, Juan took 1 minute and 20 seconds to solve this problem. You can follow their steps in the video explanation above.