Physics

Problem

For a stretched string of length

L

fixed at both ends, which one of the following gives the wavelength

\lambda_n

of the

n^{\text{th}}

harmonic? a)

\lambda_n=\dfrac{L}{n}

\lambda_n=\dfrac{4L}{n}

\lambda_n=\dfrac{2L}{n}

\lambda_n=2Ln