Nuclei

Physics
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In the options given below, let denote the rest mass energy of a nucleus and a neutron. The correct option is 

A
B
C
D
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The above reaction represents 

A
Fusion
B
Fission
C
-decay
D
-decay
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Assume that the nuclear binding energy per nucleon (B/A) versus mass number (A) is as shown in the figure. Use this plot to choose the correct choice(s) given below.

A
Fusion of two nuclei with mass numbers lying in the range of will release energy
B
Fusion of two nuclei with mass numbers lying in the range of will release energy
C
Fission of a nucleus lying in the mass range of will release energy when broken into two equal fragments
D
Fission of a nucleus lying in the mass range of will release energy when broken into two equal fragments
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In the core of nuclear fusion reactor, the gas becomes plasma because of

A
strong nuclear force acting between the deuterons
B
Coulomb force acting between the deuterons
C
Coulomb force acting between deuteron-electron pairs
D
the high temperature maintained inside the reactor core
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The source of stellar energy is 

A
Nuclear fission
B
Nuclear fusion
C
Nuclear fission & fusion
D
Nuclear decay
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After losing two electrons, an atom of Helium becomes equivalent to

A
-particle
B
-particle
C
-particle
D
Deuterium nucleus
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