In a student laboratory exercise, the wavelength of a 48,300 Hz ultrasound wave is measured to...

Question

Question

In a student laboratory exercise, the wavelength of a 48,300 Hz ultrasound wave is measured to be 0.730 cm. Find the air temperature (in K).

Answer 1

Answer #1

given that-

Speed of ultrasound wave-

Variation of speed of sound with temperature is given as-

Note-In some books the formula for the variation of velocity with temperature is-

In this case answer will be 307.32K

Answer 2

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