In an open organ pipe ν₃ and ν₆ are 3^(rd) and 6^(th) harmonic frequencies, respectively. If ν₆-ν₃=2200 Hz then length of the pipe is _ _ _ _ mm. (Take velocity of sound in air is 330 m/s.)

Oscillations and Waves: JEE Main 2026 Physics question

JEE Main 2026 · 22 Jan, Evening shift · Q28

JEE Main 202622 Jan, Evening shiftPhysicsMediumOscillations and Waves185× since 2002

In an open organ pipe

\nu_3

and

\nu_6

are

3^{\text{rd}}

and

6^{\text{th}}

harmonic frequencies, respectively. If

\nu_6-\nu_3=2200

Hz then length of the pipe is ________ mm. (Take velocity of sound in air is

330

m/s.)