A closed organ pipe has length ‘l’. The air in it is vibrating in 3rd overtone with maximum amplitude ‘a’. The amplitude at a distance of l/7 from closed end of the pipe is equal to A closed organ pipe has length 'l'. The air in it is vibrating in 3rd overtone with maximum amplitude 'a'. The amplitude at a distance of l/7 from closed end of the pipe is equal to November 6, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related