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Byju's Answer
Standard XII
Physics
Intensity of Sound Waves
The sound int...
Question
The sound intensity is
0.0080
W
/
m
2
at a distance of
10
m
from an isotropic point source of sound.
What is the sound level 10 m from the source?
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Solution
With
I
=
0.0080
W
/
m
2
, we have
β
=
10
log
I
I
0
=
99
d
B
where
I
0
=
1.0
×
10
−
12
W
/
m
2
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