A mass `M` is divided in two parts `m` and `M-m`. Now two parts are connected by an ideal string passing over a pulley as shown in diagram. Find value of `m` such that tension in string is maximum.

Options

A. `m=0`
B. `m=M/2`
C. `m=M/3`
D. `m=M/4`

Answer

B

Explanation

`N//A`