A man in a lift ascending with an acceleration throws a ball

Last updated: 6/12/2023

A man in a lift ascending with an acceleration throws a ball vertically up with a velocity u and catches it after time Afterwards when the lift is descending with the same acceleration the man again throws a ball vertically up with the same velocity and catches it after time 1 The velocity of projection of ball is 8442 2 1 1 84 4 4 B 81 1 1 1 C 841 2 1 1 D