The wooden plank of length 1 m and uniform cross section is hinged at one end to the
Channel: Doubtnut
Date: 2020-06-28

The wooden plank of length 1 m and uniform cross section is hinged at one end to the bottom of a tank as shown in figure. The tank is filled with water up to a height of 0.5 m. The specific gravity of the plank is 0.5. Find the angle `theta` that the plank makes with the vertical in the equilibrium position. (Exclude the case `theta=0`)