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In what unit is the level of steady noise measured?

ALumens
BKilowatts
CDecibels
DKilohertz
Answer & Solution
Correct answer: C. Decibels
1. Noise pollution is measured by sound level. 2. The unit is the decibel. 3. Traffic is the biggest source. _Source: syllabus Geography, India People and Economy, Chapter 12, Geographical Perspective on Selected Issues and Problems._
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