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Two loudspeakers driven in step give sound of… | StemPy Lab
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Two loudspeakers driven in step give sound of wavelength 0.36 m, each with amplitude a at a listener's ear. The listener is 1.17 m further from one speaker than from the other. What amplitude does the listener get?
Physics
Hard
High School (11–12)
Waves & Sound › Sound Waves and Hearing
Waves & Sound › Wave Motion
JEE Main
Created by
StemPy Lab
Two loudspeakers driven in step give sound of wavelength
0.36
m
0.36\ \text{m}
0.36
m
, each with amplitude
a
a
a
at a listener's ear. The listener is
1.17
m
1.17\ \text{m}
1.17
m
further from one speaker than from the other. What amplitude does the listener get?
2
a
\sqrt2\,a
2
a
2
a
2a
2
a
0
0
0
a
a
a
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