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21th Chapter

12th Class Physics Chapter 21 Test

Here you can prepare 12th Class Physics Chapter 21 Nuclear Physics Test. Click the button for 100% free full practice test.

Second Year Physics Chapter 21 Online MCQ Test for 2nd Year Physics Chapter 21 Nuclear Physics Preparation

This online test contains MCQs about following topics:.

- Atomic Nucleus - Mass Defect and Binding Energy - Radioactivity - Half Life - Interaction of Radiation With Matter - Radiation Detectors - Nuclear Reactions - Nuclear Fission - Fusion Reaction - Radiation Exposure - Biological Effects of Radiation - Biological and Medical Uses of Radiation - Basic Forces of Nature - Building Blocks of Matter

FSC Part 2 Physics Ch 21 Test
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Second Year Physics Chapter 21 Online MCQ Test for 2nd Year Physics Chapter 21 Nuclear Physics Preparation

Sr. # Questions Answers Choice
1 The building blocks of protons and neutrons are called.
  • A. Ions
  • B. Electrons
  • C. Positrons
  • D. quarks
2 The background radiation to which we are exposed, on the average is.
  • A. 1 mSv per year
  • B. 2 mSv per year
  • C. 3 mSv per year
  • D. 4 mSv per year
3 The charge on Beta particle is
  • A. +e
  • B. -e
  • C. -2e
  • D. None of these
4 Circulation of blood is studied by radio isotope.
  • A. Cobalt -60
  • B. Phosphorus -32
  • C. Sodium -24
  • D. Iodine -131
5 The moderator used in a nuclear reactor
  • A. Sodium
  • B. Uranium
  • C. Graphite
  • D. Cadmium
6 The binding energy per nucleon is maximum for
  • A. Helium
  • B. Iron
  • C. Potassium
  • D. Radium
7 The mass of protons is:
  • A. 1.675 x 10<sup>-27</sup> kg
  • B. 1.693 x 10<sup>-27</sup> kg
  • C. 1.673 x 10<sup>-31</sup> kg
  • D. 1.673 x 10<sup>-27</sup> kg&nbsp;
8 Cobalt -60 is the source for
  • A. Alpha rays
  • B. Gama rays
  • C. Beta rays
  • D. Neutron
9 amu =
  • A. 1.06 x 10<sup>-27</sup> kg
  • B. 1.6606 x 10<sup>-27</sup> kg&nbsp;
  • C. 1.520 x 10<sup>-21</sup> kg
  • D. 1.6606 x 10<sup>-31</sup> kg
10 Materials can be identified by measuring their
  • A. Mass
  • B. Half life
  • C. Both a and b
  • D. None of a,b,c

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    Arif

    16 May 2016

    admin srrrrrrrrrrrrrr ???????????

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