A wooden cylinder of diameter 4r height h and density `(rho)/(3)` is kept on a hole of diameter 2r of a tank, filled with water of density `rho` as shown in the figure. The height of the base of cylinder from the base of tank is H.
What is the value of additional force required to hold the block in the given situation, if the water level just grazes the top surface of the block
A. `(5)/(4) mg`
B. `(5)/(3) mg`
C. `(4)/(3) mg`
D. `(3)/(4) mg`
