JEE PHYSICS MCQ: NUCLEI

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\alpha -

particle consists of:

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Correct option: A

2 protons and 2 neutrons only

Option A (2 protons and 2 neutrons only) is correct because an alpha particle is the nucleus of a helium atom, consisting of two protons and two neutrons.

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N{e^{22}}

nucleus, after absorbing energy, decays into two

\alpha -

particles and an unknown nucleus. The unknown nucleus is A moderator is used in nuclear reactors in order to Nuclear forces are For uranium nucleus how does its mass vary with volume?