# If an object with a mass of #10 kg # is moving on a surface at #4 m/s# and slows to a halt after # 6 s#, what is the friction coefficient of the surface?

##### 1 Answer

Aug 10, 2016

#### Answer:

#### Explanation:

The initial kinetic energy is lost against the friction losses.

Here

Also the movement along the path

Solving for

we obtain

Assuming