Question

Industrial noise can be reduced by proper ........​

Answer 1

Answer:

Path Control

Explanation:

Reflected noise paths can be reduced by adding sound-absorbing panels to walls and by hanging sound-absorbing devices (unit absorbers) from ceilings. Direct noise paths can be disrupted by using enclosures or acoustical barrier walls between the source and receiver.

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Answer 2

Answer:

Machines

Explanation:

because machines should be maintained in a good condition to reduce industrial noise.

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