Question

A ball is thrown vertically upward with a velocity ‘u’ from
the balloon descending with velocity v. The ball will pass
by the balloon after time
(a)u - v/2g (b)u + v/2g
(c) 2(u-v)/g (d) 2(u + v)/g

Answer 1

Answer:

I thought a is the answer

u= v/2g