Question
A nucleus of mass 20 u emits a $ \gamma $ photon of energy 6 MeV. If the emission is assumed to occur when the nucleus is free and at rest, then the nucleus will have kinetic energy nearest to (Take 1 u = 1.6 × $10^{-27}$ kg)
A nucleus of mass 20 u emits a $ \gamma $ photon of energy 6 MeV. If the emission is assumed to occur when the nucleus is free and at rest, then the nucleus will have kinetic energy nearest to (Take 1 u = 1.6 × $10^{-27}$ kg)