Question

You’re boarding your plane ride to Austin when you notice that the air

traffic controllers on the ground are
wearing massive earmuffs to prevent ear damage from the plane noise. At what decibel level is sound considered dangerously loud (would cause
permanent ear damage within 30s)?
a. 100 dB
b. 120 dB
c. 150 dB
d. 200 dB

Answer 1

Hi! The answer is 120 Db.

Hope it helps!