Q. The maximum acceptable noise level in offices is

(A) 10 dB
(B) 40 dB
(C) 75 dB
(D) 100 dB

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✅ Correct Answer: (B) 40 dB

Published by Mr. Dubey ⭐ 111.54K Points at 19-Sep-2023 08:09 pm in Environmental Engineering

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