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Discussion :: Environmental Engineering

  1. High noise levels produced during operation of fans and compressors can be reduced by using

  2. A.
    mufflers (silencers).
    B.
    accoustical absorbent.
    C.
    lagging of noisy duct.
    D.
    none of these.

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    Workspace

    Answer : Option A

    Explanation :

    No answer description available for this question.


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