Physics

Problem

Two parallel plane mirrors,

A

and

B

, are moving away from each other. Mirror

A

moves at

2\,\text{m/s}

to the left, and Mirror

B

moves at

3\,\text{m/s}

to the right. An object is placed between them moving at

1\,\text{m/s}

to the right. Find the velocity of the first image formed in Mirror

B