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PhysicsSound WaveWavesMedium2 minQB

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A pipe of length 17 cm is closed at one end ( $v = 340$ m s⁻¹). Which harmonic is resonantly excited by a 1500 Hz source?

Answer:

Solution:

$f_{1} = 340/ (4 \times 0.17) = 500$ Hz. Closed pipes support odd multiples, and $1500 = 3 \times 500$ , so it is the third harmonic.

Stream:JEESubject:PhysicsTopic:Sound WaveSubtopic:Waves

⏱ 2mℹ️ Source: QB

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