The low-frequency speaker of a stereo set has a surface area of 0.05 m^2 and pro
ID: 1769602 • Letter: T
Question
The low-frequency speaker of a stereo set has a surface area of 0.05 m^2 and produces 1 W of acoustical power. A) what is the intensity at the speaker?B) if the speaker projects sounds uniformly in all directions, at what distance from the speaker is the intensity 0.1 W/m^2?
C) what is the decibel level difference between a) and b) ? The low-frequency speaker of a stereo set has a surface area of 0.05 m^2 and produces 1 W of acoustical power. A) what is the intensity at the speaker?
B) if the speaker projects sounds uniformly in all directions, at what distance from the speaker is the intensity 0.1 W/m^2?
C) what is the decibel level difference between a) and b) ? A) what is the intensity at the speaker?
B) if the speaker projects sounds uniformly in all directions, at what distance from the speaker is the intensity 0.1 W/m^2?
C) what is the decibel level difference between a) and b) ?
Explanation / Answer
he low-frequency speaker of a stereo set has a surface area of 0.05 m^2 and produces 1 W of acoustical power.
A) what is the intensity at the speaker?
answer= 20.0 W/m^2
B) if the speaker projects sounds uniformly in all directions, at what distance from the speaker is the intensity 0.1 W/m^2?
answer= 0.892 m
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