Two open organ pipes of fundamental frequencies $n_1$ and $n_2$ are joined in series. The fundamental frequency of the new pipe so obtained will be
Two open organ pipes of fundamental frequencies $n_1$ and $n_2$ are joined in series. The fundamental frequency of the new pipe so obtained will be
- A
$n_1 + n_2$
- B
$n_1n_2 / (n_1 + n_2)$
- C
$\sqrt {n_1n_2}$
- D
$\sqrt {(n^2_1 + n^2_2)}$
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