A tank with vertical walls is mounted so that its base is at a height H above the horizontal ground. The tank is filled with water to a depth h. A hole is punched in the side wall of the tank at depth x below the water surface. To have maximum range of the emerging stream, the value of x is

Options

A. `(H+h)/4`
B. `(H+h)/2`
C. `(H+h)/3`
D. `(3(H+h))/4`

Answer

B

Explanation

According to Torrcelli's, the depth of the hole is
`x = (h+H)/2`