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peachdog962Lv1
25 Apr 2019
The sound level at a distance of 5.0m from a concert speaker is 140dB. How far from the speaker must a concert goer be so that the sound level is 100dB assuming a spherical sound wave coming from the speaker?
The sound level at a distance of 5.0m from a concert speaker is 140dB. How far from the speaker must a concert goer be so that the sound level is 100dB assuming a spherical sound wave coming from the speaker?
greydeer783Lv1
2 Jun 2021
