# An object with a mass of #12 kg# is on a surface with a kinetic friction coefficient of # 2 #. How much force is necessary to accelerate the object horizontally at # 3 m/s^2#?

##### 1 Answer

Aug 12, 2018

#### Answer:

The force is

#### Explanation:

The coefficient of kinetic friction is

The mass of the object is

The acceleration due to gravity is

The normal reaction is

The coefficient of kinetic friction is

Therefore,

According to Newton's Second Law

The acceleration is

Therefore,