Mass of proton, neutron and helium nucleus

JEE MAIN_2023

S1_01.02.23

Question

The mass of proton, neutron and helium nucleus are respectively 1.0073 u, 1.0087 u and 4.0015u. The binding energy of helium nucleus is:

Select the correct option:

14.2 MeV

28.4 MeV

56.8 MeV

7.1 MeV

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

B.E of Helium = (2mP + 2mN – mHe) $c^2$ = 28.4 MeV

Question Tags

JEE Main

Physics

Easy

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