Questions and answers by

Ziyi

Questions (5)

You're at a concert at a distance of 10m away from the band and their sound level is 120dB. How far back do you have to move if
1. 2 answers
2. 660 views
but this is the last problem, so I'll be done after thins one. :) You're at a concert at a distance of 10m away from the band
1. 0 answers
2. 440 views
The sound intensity at a certain distance from a car is 2*10^-7 W/m^2.- If the distance is tripled, what is the new intensity of
1. 2 answers
2. 603 views
A construction worker needs to move away from a sound source which is 10m away. If the intensity at that distance is 4*10^-2
1. 2 answers
2. 568 views
How many times larger is the intensity of a sound if you move from 20 m away from it to a distance of 2m?I think I'm supposed to
1. 2 answers
2. 487 views

...una habitante nativa de Los Angeles ...Ella es mejor conocida por... ...la historia de las personas.... ...trabajaron (perhaps, or are they still working on it?) en el mural cada verano.
oh, so, the original radius is 1 and you're dividing that by 3? but if you're 'halving' it, would it be 1 divided by 1/2? correct me if I'm wrong, but for problems where I'm just told the distance is tripled, halved, etc, I take one. divide it by 3, 1/2,
oh, okay, I see; thank you very much.
I think so, so I divide the current distance by the new one and square, right? because that's what I'm getting from the equation, so, I think I get it, thank you! :)

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