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Tardigrade
Question
Physics
The speed of sound waves in a gas
Q. The speed of sound waves in a gas
2163
173
J & K CET
J & K CET 2007
Waves
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A
does not depend upon density of the gas
10%
B
does not depend upon changes in pressure
13%
C
does not depend upon temperature
11%
D
depends upon density of the gas
66%
Solution:
Speed of sound is independent of changes, in pressure, it depends upon density of the gas.
v
=
ρ
γ
P
where
γ
=
C
V
C
p
,
P
pressure,
ρ
density