At a concert by The Who in 1976, the sound level 50 meters from the stage registered 120 decibels. The threshold of pain for the human ear is 90 decibles.

1. calculate the sound intensity of the Who concert and the sound intensity of the threshold of pain.

Question

At a concert by The Who in 1976, the sound level 50 meters from the stage registered 120 decibels. The threshold of pain for the human ear is 90 decibles.

1. calculate the sound intensity of the Who concert and the sound intensity of the threshold of pain.

toxicsugar22 · Answer

can someone help

anonymous · Answer

here http://physics.hivepc.com/sound.html

anonymous · Answer

90 dB= 10 log ( I / Io), here Io is our reference , its 10^-12 dB (a faint whisper)
so 90/10 = log (I / 10^-12)

toxicsugar22 · Answer

hi