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CSE · Paper II · Nuclear & Particlecse-1999-subject-07-003

Particle Physics — UPSC Physics Optional CSE 1999 Paper II

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The following reaction do not take place : (i) n \rightarrow p + e^- + \nu (ii) p \rightarrow \pi^0 + e^+ + \nu Explain the reasons in terms of conservation laws.

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