Answers

2016-01-05T21:19:03+05:30
When the level is full and as much water is collected so as to produce the electricity.Different dams have different levels
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2016-01-07T09:23:37+05:30
There is not a particular time or level to open the dams . But whenever any floods or typhoones or droughts occour these gates are opened . But due to heave rainfall in some areas these are opened to avoids breakage.
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