BASIC WAVES

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Calculate the coefficient of refraction of a sound wave on the boundary between air and glass. Youngâ€™s modulus for a glass is 6.9 * 10¹⁰ Nm^-2 , density of glass is 2.6gcm^-3 and air temperature is 20Â°C . velocity of sound in air at 0Â°C is 331m/s

#Physics #General Physics

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2 Answers

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Dr.House ·2009-04-05 09:44:20

find v glass by v=\sqrt{\frac{Y}{d}}

then v_{t}=v_{0}\left[1+\frac{t}{546} \right]

by this u find v₀ of glass. then \mu =\frac{v_{0}}{331}

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questions ·2009-04-05 09:50:17

yeah !... the temperature dependence of speed ......... thank you !

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