By: Prof. Dr. Fazal Rehman | Last updated: March 3, 2022
Nuclear Physics Multiple Choice Questions
1. What is the number of a neutron in the nucleus of uranium:A. 94B. 145C. 235D. Same numberE. Different for different isotopes
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E
2. Atom has approximately_______diameter:A. 10-12 m B. 10-11 m C. 10-10 m D. 10-14 m
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C
3. When any nuclei having a different mass number while the same charge number isA. IsobarsB. Similar electronC. IsotopesD. Similar protonE. None of these
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C
4. Who was measured the size of the nucleusA. RutherfordB. ThomsonC. NewtonD. None of these
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A
5. The sum of a number of proton and neutron is called:A. Atomic numberB. Mass numberC. IsotopesD. None of these
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B
6. Which of the following is used to detect fission reaction:A. Mass spectrographB. MicroscopeC. Through penetrationD. Thermometer
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A
7. What is the Gamma-ray photon is:A. No mass and an electric charge of +1B. No mass and an electric charge of -1C. No mass and no electric chargeD. No mass and electric charge is +2
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C
8. How we define the mass number?A. Number of protons in a nucleusB. The complement of the atomic numberC. The number of protons plus the number of neutrons in the nucleusD. Number of neutrons in a nucleus
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C
9. _________ is usually expressed in a unit of Nuclear binding energy.A. MevB. evC. kevD. Joules
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B
10. Uranium-235 had how many neutrons in the nucleus:A. 231B. 100C. 143D. 243
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C
11. Which of the following is correct during fusion of hydrogen into helium:A. Mass is increased B. Mass is reduced C. Energy is absorbed D. Energy is released
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D
12. The density of atom is uniform, Who proposed this law?A. Rutherfords model B. Bohrs modelC. J.J.Thomson model D. None of these
