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In the decay ""^(64)Cu rarr""^(64) Ni+e^(+) + v,the maximum kinetic energy carried by the positron is found to be 0.650 MeV. (a) What is the energy of the neutrino which was emitted together with a positron of kinetic energy 0.150 MeV ? (b) What is the momentum of this neutrino in kg-m/s? Use the formula applicable to a photon. |
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