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Discussion :: Environmental Engineering

  1. The maximum permissible noise level to which a man working in a chemical plant can be exposed for eight hours per day is about __________ decibels.

    2. A.
    60
    B.
    90
    C.
    105
    D.
    120

    View Answer

    Workspace

    View Answer

    Answer : Option B

    Explanation :

    No answer description available for this question.

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