An organ pipe filled with a gas at 27^∘C resonates at 400Hz in its fundamental mode. If it is filled with the same gas at 90^∘C, the resonance frequency will be An organ pipe filled with a gas at 27^∘C resonates at 400Hz in its fundamental mode. If it is filled with the same gas at 90^∘C the resonance frequency will be October 31, 2020 Category: Cengage NEET by C.P Singh , Chapter 17 - Sound Waves , Part 1 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related