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The mass of proton is 1.0073 u and that ...

The mass of proton is 1.0073 u and that of neutron is 1.0087 u (u = atomic mass unit). The binding energy of `._2^4He` is (Given : helium nucleus mass `approx` 4.0015 u)

A

28.4 MeV

B

62.4 MeV

C

42.4 MeV

D

10.2 MeV

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