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.) [22 Jan 2026 Shift 2]

Waves Part 2

Section: Physics

Question : 5 of 52

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

[22 Jan 2026 Shift 2]

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