UPPSC 2018 General Studies I Solved Paper

(b) The leaves rustle is about 15 dB to 20 dB. The wind can have any level from 30 dB (breeze blowing around objects) to 60 db (onshore sea winds) and up to 90 dB(hurricane winds). A whisper is about 15 dB. Some people with very good hearing can hear sounds down to ―15 dB. If a sound reaches 85 dB or stronger, it can cause permanent damage to your hearing.