Two waves are approaching each other with a velocity of 20 m/s and frequency n. The dist nodes is Two waves are approaching each other with a velocity of 20 m/s and frequency n. The dist nodes is August 25, 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