A proton and a neutron combine to give a deuterium nucleus.If mo and mp be the mass of neutron and proton respectively, then mass of deuterium nucleus is
equal to mo+mp
more than mo+mp
less than mo+mp
can be less than or more than mo+mp
A
can be less than or more than mo+mp
B
equal to mo+mp
C
more than mo+mp
D
less than mo+mp
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Solution
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The energy released during this during this in form of gamma photon comes from mass defect. (i.e., E=mc2, where m is the mass defect). The mass of the deuterium nucleus (2.01355 u) is less than the sum of the masses of the proton (1.00728 u) and the neutron (1.00866 u), which is 2.01594 u.
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