Everyday Science
NULL
Medium
Question
Permissible night-time noise in a residential area is often listed as __________?
A
45 dB
✓ Official correct answer
B
55 dB
C
75 dB
D
80 dB
Community credibility
Registered members can vote for the answer they believe is correct today and explain why. If the facts change after an election or news event, suggest a new option so others can vote it up.
A
45 dB
No member explanations yet for this option.
B
55 dB
No member explanations yet for this option.
C
75 dB
No member explanations yet for this option.
D
80 dB
No member explanations yet for this option.
Explanation
Many standards cite about 45 dB at night in residential zones.
Hence the keyed answer is 45 dB.
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