A storage tank should be made thick near its bottom. Why ?

The dams of water reservoir are made thick near the bottom. Why?

The dams of water reservoir are made thick near the bottom. Why?

The walls of dams are made stronger and thicker at the bottom. Why?

Water flows out of a small hole in the wall of a large tank near its bottom. What is the speed of efflux of water when height of water level in the tank is 5.0 m ?

Explain why, the walls of a dam are thicker near the bottom than at the top .

Why the window glass panes of the old buildings are thick at the bottom ?

Water is maintained at a constant level of 4.9 m in a big tank. The tank has a small hole to the wall near the bottom. The bottom of the tank is 2.5 above the ground level. The horizontal distace at which water touches are ground is