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Nuclear Physics Nuclear Terms - Questions and Answers

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1. Energy of an electron in atom and nuclear energy are respectively in the order of
A. MeV and eV
B. MeV and MeV
C. eV and eV
D. eV and MeV
Explanation:
2. The radius of a nucleus is about
A. 10-10m
B. 10-11m
C. 10-7m
D. 10-14m
Explanation:
3. Charge of the nucleus is due to
A. protons in it
B. neutrons in it
C. both protons and neutrons in it
D. electrons
Explanation:
4. The atomic number Z of a element is equal to
A. the number of neutrons
B. the number of protons
C. the number of positrons
D. the sum of number of the neutrons and protons
Explanation:
5. Which of the following is different for the isotopes of the same element
A. atomic number
B. atomic weight
C. number of electrons
D. number of protons
Explanation:
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