Q. An acceptable noise level for residential and business areas as per IS: 4594: 1968 is
A. 25-35 dB
B. 40-50 dB
C. 50-60 dB
D. 70-80 dB
Answer: 40-50 dB
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A. 25-35 dB
B. 40-50 dB
C. 50-60 dB
D. 70-80 dB
Answer: 40-50 dB