If `lambda_(1), lambda_(2), lambda_(3)` are the wavelengths of the waves giving resonance in the
Channel: Doubtnut
Date: 26/01/2020

If `lambda_(1), lambda_(2), lambda_(3)` are the wavelengths of the waves giving resonance in the fundamental, first and second overtone modes respecively in a open organ pipe, then the ratio of the wavelengths `lambda_(1) : lambda_(2) : lambda_(3)`, is :