Nuclear Radiations Notes by Sir Waqar Hussain

Important Easy Notes of Physics of Chapter No. 20: Nuclear Radiations written by Professor Mr. Waqar Hussain Suib. These notes are very helpful in the preparation of Physics for students of the 12th class and these are according to the paper patterns of all Sindh Book Boards.

Summary and Contents:
Topics which are discussed in the notes are given below:
  • Introduction to Alpha Particle
  • Introduction to Beta Particles
  • Introduction to Gamma Rays
  • As Ionization Source and three ways.
  • It may lose all its energy in a single encounter with the electron of an atom (Photoelectric Effect).
  • It may lose only a part of its energy in an encounter (Compton’s Effect).
  • Very few of high energy γ- ray’s photons may impinge directly on heavy nuclei. Be stopped and annihilated giving rise to electron-positron pair (The materialization of energy).
  • Introduction to Proton and As Ionization Source
  • Introduction to Neutron and As Ionization Source
  • State and Explain Wilson Cloud Chamber with its Construction and Working.
  • State and Explain Geiger counter with its Construction and Working.
  • State and Explain Solid State Detectors

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