JEE Mains · Physics · STD 12 - 13. Nuclei
The mass of proton, neutron and helium nucleus are respectively \(1.0073\,u , 1.0087\,u\) and \(4.0015\,u\). The binding energy of helium nucleus is \(.........\,MeV\)
- A \(14.2\)
- B \(28.4\)
- C \(56.8\)
- D \(7.1\)
Answer & Solution
Correct Answer
(B) \(28.4\)
Step-by-step Solution
Detailed explanation
\(\text { B.E of Helium }=\left(2 m_P+2 m_N-m_{H e}\right) c^2\) \(=28.4\,MeV\)
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