Question

answer the question ​

Answer 1

Hey mate,

Actually the marked answer is wrong.

It is 3) (g-a),g

For the man in the lift the ball is with a as g-a because he is also moving.

But when the below person looks he is stationary, and hence sees the ball as moving with acceleration g

Answer 2

Explanation:

option c.(g-a),g is the right answer.