Velocity of sound in airI. Increases with temperatureII. Decreases with temperatureIII. Increase with pressureIV. Is independent of pressureV. Is independent of temperatureChoose the correct answer.
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a
Only I and II are true
b
Only I and III are true
c
Only II and III are true
d
Only I and IV are true
answer is D.
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Detailed Solution
Speed of sound v∝T and it is independent of pressure.