N1 atoms of a radioactive element emit N2 beta particles per second. The decay constant of the element is (in s^-1) N1 atoms of a radioactive element emit N2 beta particles per second. The decay constant of the element is (in s^-1) October 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related