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21th Chapter

12th Class Physics Chapter 21 Test

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

2nd Year Physics Chapter 21 Online MCQ Test for 12th Class Physics Chapter 21 (Nuclear Physics)

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

Ics Part 2 Physics Chapter 21 Test
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2nd Year Physics Chapter 21 Online MCQ Test for 12th Class Physics Chapter 21 (Nuclear Physics)

Sr. # Questions Answers Choice
1 Absorbed Dose 'D' is defined as
  • A. m/E
  • B. E/C
  • C. C/m
  • D. E/m
2 A pair of quark and anti quark makes a.
  • A. Meason
  • B. harden
  • C. Lapton
  • D. Baryon
3 The amount of energy equivalent to 1 a.m.u is
  • A. 931.5 MeV
  • B. 93.15 MeV
  • C. 9.315 MeV
  • D. 2.224 MeV
4 X -rays are similar in nature to.
  • A. Gama rays
  • B. Beta rays
  • C. Alpha rays
  • D. Cathode rays
5 If the following particle have the same energy, which particle has the shortest wave length.
  • A. alpha particle
  • B. Neutron
  • C. Beta particle
  • D. Proton
6 Low level radiations effects
  • A. Less of hair
  • B. Ulceration
  • C. Drop of white blood cells
  • D. All
7 Nuclear fission chain reaction is controlled by using.
  • A. Cadmium rods
  • B. Iron rods
  • C. Platinum rods
  • D. Steel rods
8 A proton consists of quarks which are.
  • A. Two up, one down
  • B. One up, two down
  • C. All up
  • D. All down
9 The energy equivalent of 1 kg of matter is about:
  • A. 10<sup>-15</sup> J
  • B. 1 J
  • C. 10<sup>-12</sup>J
  • D. 10<sup>-17</sup>J
10 The charge on Beta particle is
  • A. +e
  • B. -e
  • C. -2e
  • D. None of these

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    Guest User

    23 Mar 2020

    good

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    Faiz Imran

    30 Jun 2019

    Mcqs

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