Question

Va bag (mass m) hangs by a long thread and a bullet (mass m) comes horizontally with velocity v and gets caught in the bag. Then for the combined (bag + bullet) system

Answer 1

here is your answer

Answer 2

Answer:

Explanation:

Concept

Principal of conservation of momentum

And

Since it is given the bullet caught in bag therefore the collision in perfectly inclastic

Or

Both masses stick together an finally has some common velocity as shown