A stretched string of length l, fixed at both ends can sustain stationary waves of wavelength λ , g

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14.Waves and Sound

easy

A stretched string of length $l,$ fixed at both ends can sustain stationary waves of wavelength $\lambda ,$ given by

A

$\lambda = \frac{{{n^2}}}{{2l}}$

B

$\lambda = \frac{{{l^2}}}{{2n}}$

C

$\lambda = \frac{{2l}}{n}$

D

$\lambda = 2l\;n$

Solution

(c) $\lambda = \frac{{2l}}{p}$ ($p =$ Number of loops)

Standard 11

Physics

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