Answer to Question #97945 in Physics for Abshir

Question #97945

The 3th overtone of one end fixed string produce a frequency of 72Hz and the
length between a node and the adjacent anti-node is 5cm.waht is:
(a) the length of the string ?

Expert's answer

"\\frac{\\lambda_3}{4}=5\\ cm\\to \\lambda_3=20\\ cm"

"L=\\frac{3}{2}\\lambda_3=\\frac{3}{2}20=30\\ cm."

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