Paper 1 · People, Development and Environment
UGC NET December 2021 June 2022 (21.09.2022) Shift-II
Ambient noise levels on a site located in the vicinity of a busy road are expected to be in the range
A35 to 45 dB
B50 to 60 dB
C75 to 85 dB ✓ Correct
D110 to 120 dB
Correct answer: (C) 75 to 85 dB — The answer is 75 to 85 decibels.
Explanation
★The answer is 75 to 85 decibels.
★A busy road produces steady, loud traffic noise.
★Such city traffic typically registers around 75 to 85 decibels.
★So the ambient noise near a busy road falls in this range.
★This is much higher than a quiet indoor setting.
★The other ranges are too low or too high for this site.
★So the answer is 75 to 85 decibels.
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