Question

a marble of mass 'm' is dropped from a height 'h' on a hard floor. If it rebounds to the same height the change in movement of marble is
(a).-m√2gh
(b).+m√2gh
(c).-2m√2gh
(d).+2m√2gh​

Answer 1

Answer:

+m√2gh

Explanation:

I hope I give the right answer.