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If `y=A sin (omegat-kx)` is the equation of sound as displacement wave travelling along x-axis in a medium. If B is bulk modulus of elasticity of medium then sound as a pressure wave is given by
A. |
`AkB sin (omegat-kx)` |
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B. |
`AomegaB sin (omegat-kx)` |
C. |
`AkB cos (omegat=kx)` |
D. |
`AkB sin (omegat=kx+pi/4)` |
p=change in pressure