# An object with a mass of #10 kg# is on a plane with an incline of # - pi/4 #. If it takes #12 N# to start pushing the object down the plane and #7 N# to keep pushing it, what are the coefficients of static and kinetic friction?

##### 1 Answer

Mar 9, 2018

#### Explanation:

The mass of 10Kg on the incliine resolves to a 98N force vertically.

The component along the plane will be :

Let the static friction be

Static Friction force =

Let kinetic friction be

Kinetic Friction force =