Electron spin up and electron spin down state has same mass. Nucleon spin up and nucleon spin down state has different mass, why to call them same state. Why is there this difference?
satyamshukla
Sir, I don't understand the isospin. Can you make a video about that?
Neo-Reloaded
no two things can be identical, there must be some property that distinguishes one from the other. if 2 things a and b have the same properties then those 2 things are in fact one thing.
bluedot
Dar um quadro branco pra esse homem. Todo sujo de pó de giz o pobri.
bruna.corcino
Give me a lav and the money to protect my MG theory
