The fundamental frequency of a closed organ pipe of length 20 cm is equal to the equal to the second overtone of an organ pipe open at both the ends. The length of organ pipe open at both the ends is The fundamental frequency of a closed organ pipe of length 20 cm is equal to the equal to the second overtone of an organ pipe open at both the ends. The length of organ pipe open at both the ends is August 31, 2020 Category: Chapter 16 - Waves , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics , Facebook Messenger WhatsApp Share this:TwitterFacebook Related