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Calculate the speed of the longitudinal wave in oxygen at 0\degreeC and 1 atm (10^{5} Pa)  having Bulk modulus is 1.41\times 10^{5} Pa and density 1.43 kg/m3.

  • Option 1)

    314 m/s

  • Option 2)

    612 m/s

  • Option 3)

    972 m/s

  • Option 4)

    0

 

Answers (1)

best_answer

V_{o_{2}} = \sqrt{\frac{B}{\rho}} = \sqrt{\frac{1.41 X 10^{5}}{1.43}} = 314 m/s

 

Speed of sound wave -

v= \sqrt{\frac{B}{\rho }}

- wherein

B is bulk modulus that represent elastic property of medium

\rho = density of medium that represent inertial property of medium.

 

 

 


Option 1)

314 m/s

This is correct.

Option 2)

612 m/s

This is incorrect.

Option 3)

972 m/s

This is incorrect.

Option 4)

0

This is incorrect.

Posted by

divya.saini

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