Q159 / 160 · AP EAMCET 2006 · Physics

A free neutron decays spontaneously into :

  • Correct answer
    A
    a proton, an electron and anti-neutrino
  • B
    a proton, an electron and a-neutrino
  • C
    a proton and electron
  • D
    a proton, and electron, a neutrino and an anti-neutrino.

Solution

$n \rightarrow p+e^{-}+\bar{v}$ (anti-neutrino)

Hence, the correct answer is option: 'A'.

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