Quantum Physics, Quantum Mechanics, Physics, Science, Mathematics.
the electron in frame S. Plugging in the given values, we find that v’ is less than 0.1c. At the same time, the relativistic mass m’ of the electron as measured in frame S’ is given by m’ = m / sqrt(1 — u²/c²), which is greater than the rest mass m because u ≠ 0. Hence, the momentum p’ = m’v’ in