Answer to Question #246678 in Physics for Jordan

Question #246678

In a student laboratory exercise, the wavelength of a 48,300 Hz ultrasound wave is measured to be .716cm. What is the site temprature in (k)??


1
Expert's answer
2021-10-05T10:07:24-0400

Find the speed:


"c=\\lambda f=0.00716\u00b748300=345.8\\text{ m\/s}."

The speed of sound depends on temperature in the following way:


"c=20.05\\sqrt{t+273.15},\\\\\\space\\\\\nt=\\bigg(\\frac c{20.05}\\bigg)^2-273.15=24\u00b0\\text{C}."


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