Question

Why the dams for generating hydroelectricity can be built only in the hilly areas or at the foothill?

Answer 1

Answer:

Generally hilly terrains are preferred over other regions as in these regions there is no need to raise the level of water. Dams can be built only at a limited number of places. Generally hilly terrains are preferred over other regions as in these regions there is no need to raise the level of water.

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Answer 2

Answer:

Generally hilly terrains are preferred over other regions as in these regions there is no need to raise the level of water. Dams can be built only at a limited number of places. Generally hilly terrains are preferred over other regions as in these regions there is no need to raise the level of water

Explanation: