Question

A body of mass M tied to a string is lowered at a constant
acceleration of (3g/4) through a vertical distance h. The
work done by the string will be..............
(1)
3
Mgh
1
(2) – Mgh
4
(3)
-3
Mgh
4
-1
Mgh
4​

Answer 1

Answer:

-1/4Mgh

Explanation:

the answer is -1/4Mgh