Water pressure on the dam.
Any dam will raise the water level behind it.
Potential Energy
A barrage is a type of dam that uses gates to control the level of water. They were built to divert water or to dam a lagoon.
50.68TMC
8 tmc
approximately 20 TMC
49%
The pressure of the water against the top of the dam wall, is much less than the pressure exerted against the bottom of the dam wall. The width of a dam wall increases to compensate for the increased water pressures at the lower level.
Beavers build a lodge. This is entered from under water but is above water level inside. A dam is built to control the water level.
Dam- a barrier constructed to hold back water and raise its level. used for electricity or water supply. Levee- a structure designed to prevent or control a flood
They were hoping to achieve, to decrease they water level of the Volta river