High noise levels produced during operation of fans and compressors can be reduced by using Options: A . &nbspMufflers (silencers) B . &nbspAccoustical absorbent C . &nbspLagging of noisy duct D . &nbspNone of these

High noise levels produced during operation of fans and compressors can be reduc

Question

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

Options:

A . Mufflers (silencers)

B . Accoustical absorbent

C . Lagging of noisy duct

D . None of these

Answer: Option A

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