Question

Water is filled in a tank up to 3 m height. The base of the tank is at height 1 m above the ground. What should be the height of a hole made in it, so that water can be sprayed up to maximum horizontal distance on ground?

Answer 1

Max range will come if$:$

height of hole from ground $=\frac{3+1}{2}$ $=2m$

$\therefore$ Height of hole from ground $=2m.$