Give the expression for nth harmonic or (n-1)th overtone in the case of a closed pipe system.

Explanation

The `n^(th)` harmonic for a clsed pipe system `= ( 2n + 1 ) ((v)/(4L))` where the I harmonic `f_(0) = (v )/(4L)` and `n 0,1,2,"…....."` &v-velocity of sound in air.