How can you tell if a stationary wave is "first harmonic"?

2 years ago

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Luz Gutmann

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In the fundamental frequency or first harmonic of a stationary wave, the wave will be fixed at each end and have two nodes (one at each end) and one anti-node in the middle. There is only half a waveform in the first harmonic i.e.

L = λ₁ /2

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