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How do you justify that the rest mass of photons in zero ? |
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Answer» Solution :The MASS of a body moving with speed v m =`m_0/sqrt(1-v^2/C^2)` Rest mass, `m_0 = m Sqrt(1 - c^2/v^2)` For a photon, v = c, THEREFORE `m_0 = m sqrt(1 - C^2/v^2)` = ZERO. |
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