A nucleus is at rest in the laboratory frame of reference Show that if it disintegrates into two smaller nuclei the products must be emitted in opposite directions . A nucleus is at rest in the laboratory frame of reference Show that if it disintegrates into two smaller nuclei the products must be emitted in opposite directions . November 27, 2020 Category: Chapter 4 - Laws of Motion , NCERT Exemplar Class 11 , Physics , Facebook Messenger WhatsApp Share this:TwitterFacebook Related