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  • The masses of neutron and proton are 1.0087 a.m.u. and 1.0073 a.m.u. respectively. If the neutrons and protons combine to form a helium nucleus (alpha particles) of mass 4.0015 a.m.u. The binding e

The masses of neutron and proton are 1.0087 a.m.u. and 1.0073 a.m.u. respectively. If the neutrons and protons combine to form a helium nucleus (alpha particles) of mass 4.0015 a.m.u. The binding energy of the helium nucleus will be (1 a.m.u.= 931 MeV)

Option: 1

28.4 MeV


Option: 2

20.8 MeV


Option: 3

27.3 MeV


Option: 4

14.2 MeV


Answers (1)

best_answer

\mathrm{\text { B.E. }=\Delta m c^2=[2(1.0087+1.0073)-4.0015]=28.4 \mathrm{MeV}}

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