Q. Which one of the following is the permissible noise level of commercial areas at night in India ?

(A) 45dB
(B) 50dB
(C) 55dB
(D) 60dB

✅ Correct Answer: (C) 55dB

Published by Admin ⭐ 38.37K Points at 21-Oct-2021 05:26 am in Geography

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