cse • paper_1 • mechanics
[UPSC CSE 2024] Special Theory of Relativity (Q320, 10M)
A charged \pi-meson with rest mass of 273 m_e at rest decays into a neutrino and a \mu-meson of rest mass 207 m_e. Find the kinetic energy of the \mu-meson and the energy of the neutrino. (m_e is the rest mass of the electron)
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