As per B.I.S. code, the acceptable indoor noise level in Court rooms is
As per B.I.S. code, the acceptable indoor noise level in Court rooms is

Q. As per B.I.S. code, the acceptable indoor noise level in Court rooms is

A.            55 dB

B.            45 dB

C.            20 dB

D.            75 dB

Answer: 45 dB
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