A string of negligible mass going over a clamped pulley of mass m supports a block of mass M as shown in the figure. The force on the pulley by the clamp is given by

Options

A. `sqrt2Mg`
B. `sqrt2mg`
C. `sqrt((M+m)^(2)+m^(2))g`
D. `sqrt((M+m)^(2)+M^(2))g`

Answer

D