Question

billiard ball of mass 45 g moving
at a speed of 10 m s-strikes
another ball of mass 30 g at rest.
Now both the balls move together.
Find the common velocity..​

Answer 1

Answer:

In this problem first we have to decide the direction of motion. Let block A moves up the plane friction force on A will be downward (along the plane) as shown.

Explanation:

Now Find The Answer .