How To: Make the cue ball stop after it hits the object ball

How to Make the cue ball stop after it hits the object ball

In a special case of the 90 degree rule where there is no cut angle, the cue ball will transfer its speed to the object ball on impact. The cue ball will push the object ball into the pocket, but stop before falling in itself. This is known as a "stop shot" or "stun shot".