Nuclear Physics and RadioactivityHard
Question
Which one has mass, equivalent to the mass of positron:-
Options
A.Proton
B.Electron
C.Neutron
D.Neutrino
More Nuclear Physics and Radioactivity Questions
Force acting on proton-proton is -...The electron in a hydrogen atom makes a transition from n = n1 to n = n2 state. The time period of the electron instate ...The electron emitted in beta radiation originates from :...A radioactive element X disintegrates into a stable element Y with half life 2 year. A fresh sample of X is available at...In a mean life of a radioactive sample :-...