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    Question

    In a hydro-electric plant, spillways are used

    to __ ?
    A To discharge all surplus water Correct Answer Incorrect Answer
    B To discharge surplus water on the downstream side of dam Correct Answer Incorrect Answer
    C When water is not available in sufficient quantity Correct Answer Incorrect Answer
    D None of the above Correct Answer Incorrect Answer

    Solution

    A spillway is a structure constructed in a hydroelectric dam to provide a safe path for floodwaters to escape to some downstream area. Generally, the area that the spillway is released to is the river on which the hydroelectric dam was constructed.

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