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Q.

Select the correct option

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a

A free proton decays according to the equation p→n+v(neutrino)+β+

b

A force neutron decays according to the equation n→p+ν¯+β¯ (anti-neutrino).

c

A free neutron decays according to the equation n→p+v+β-

d

A free neutron decays according to the equation p→n+ν¯+β+

answer is B.

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Detailed Solution

A free proton cannot decay as the Q-valve is negative.Inside the nucleus a proton can decay according to the equation p→n+v+β+.A free neutron can decay according to the equation n→p+v¯ and the q-value positive in this case.
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