ifos โข paper_1 โข mechanics
[UPSC IFoS 2010] Special Theory of Relativity (Q376, 10M)
(i) An electron of rest mass m_0 moves with a velocity v such that its total energy is double of its rest mass energy. What is the electron velocity?
(i) An electron of rest mass m_0 moves with a velocity v such that its total energy is double of its rest mass energy. What is the electron velocity?
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