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Let speed of sound waves in hydrogen gas...

Let speed of sound waves in hydrogen gas at room temperature is `v_(0)`. What will be the speed of sound waves in a room which contains an equimolar mixture of hydrogen and 'He' at same temperature :-

A

`sqrt((5)/(7))v_(0)`

B

`sqrt((7)/(5))v_(0)`

C

`sqrt((2)/(5))v_(0)`

D

None

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • Speed of sound wave in air.

    A
    is independent of temperature.
    B
    increases with pressure.
    C
    increases with increase in humidity.
    D
    decreases with increase in humidity.

  • If temperature of weather changes then ..... will be affected for sound wave in it.

    A
    amplitude
    B
    frequency
    C
    velocity
    D
    wavelength

  • Speed of sound wave in a fluid depends upon………..

    A
    directly on density of the medium.
    B
    square of Bulk modulus of the medium.
    C
    inversely on the square root of density.
    D
    directly on the square root of bulk modulus of the medium.

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    At what temperatures (in 0^(@)C ) will the speed of sound in air be 3 times its value at 0^(@)C ?

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