# A spring with a constant of #6/7 (kg)/s^2# is lying on the ground with one end attached to a wall. An object with a mass of #3/5 kg# and speed of #3/4 m/s# collides with and compresses the spring until it stops moving. How much will the spring compress?

##### 2 Answers

Oct 18, 2017

#### Explanation:

Kinetic energy of object

Potential energy stored in spring

According to law of Conservation of Energy

Total energy of object = Total energy absorbed by spring

Oct 18, 2017

The compression is

#### Explanation:

The spring constant is

The kinetic energy of the object is

The mass is

The speed is

This kinetic energy will be stored in the spring as potential energy.

The spring constant is

So,