Find recoil speed (approximately in m/s) when a hydrogen atom emits a photon during the transition from n = 5 to n = 1. Find recoil speed (approximately in m/s) when a hydrogen atom emits a photon during the transition from n = 5 to n = 1. October 16, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related