ifos • paper_2 • nuclear_particle
[UPSC IFoS 2022] Particle Physics (Q237, 9+6=15M)
(i) Show that pion decay, muon decay and pair production conserve lepton numbers L_e and L_\mu. (ii) Which of the following reactions is/are possible? Justify with reason : \bar{\nu}_e + p = n + \mu^+ \bar{\nu}_e + p \rightarrow n + e^+
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