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Waves: RE-NEET 2026

Medium· Standing or Stationary Waves (Standing Waves and Normal Modes in Open Organ Pipe)· +4 / −1

For sound waves, if the number of nodes for the

5^{th}

harmonic of an open-ended pipe is

n

and that for the

9^{th}

harmonic of the same pipe with one of its ends closed is

m

, the ratio

\frac{n}{m}

is

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