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Answer to Question #70448 in Other Physics for lordy

Question #70448
the first resonant length of a resonance tube is 40cm and the second resonant length is 122cm. find the third resonant length of resonance tube?
Expert's answer
The first resonant length is
The second resonant length is
L_3=3 λ/4
The third resonant length of resonance tube is
L_5=5 λ/4=5/3 L_3=5/3 (122cm)=203 cm.

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