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  4. An open organ pipe has a fundamental frequency 100 Hz . What frequency will be produced if it's one end is closed?

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Q. An open organ pipe has a fundamental frequency $100 \, Hz$ . What frequency will be produced if it's one end is closed?

NTA AbhyasNTA Abhyas 2020Waves

Solution:

When one end is closed, $n_{1}=\frac{100}{2}=50 \, Hz$
$n_{2}=3n_{1}=150Hz, \, n_{3}=5n_{1}=250 \, Hz$ and so on.