A string is under a tension of T = 141 N. The string has a mass of m = 8 g and length L. When the string is plucked the velocity of the wave on the string is V = 291 m/s.  Part (a) What is the length of the string, in meters? Part (b) If L is one wavelength, what is the frequency, in hertz?

University Physics Volume 1
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ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter16: Waves
Section: Chapter Questions
Problem 109P: A string with a linear mass density of 0.0062 kg/m and a length of 3.00 m is set into the n=4 mode...
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A string is under a tension of T = 141 N. The string has a mass of m = 8 g and length L. When the string is plucked the velocity of the wave on the string is V = 291 m/s. 

Part (a) What is the length of the string, in meters?

Part (b) If L is one wavelength, what is the frequency, in hertz?

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