Unit 11 : Matter and Radiation

The unit matter and radiation has got 30 periods.
  1. Quantum nature of radiation (04 periods)
    • Black body radiation
      • Stefan's law
      • Modification of the Stefan's law for non-black bodies
    • Intensity distribution of black body radiation
      • Wien's displacement law
      • Failure of the classical physics to explain the distribution of intensity of radiation
      • Plank's hypotheses
  2. Photoelectric effect (06 periods)
    • Threshold frequency
    • I - V graph
    • Stopping potential
    • Graph of frequency against stopping potential
    • Graphs for different metals
    • Failure of the classical physics to explain photoelectric effect
    • Hypotheses put forward by Einstein to explain the photoelectric effect
    • Explaining photoelectric effect considering energy quanta (photon)
    • Work function
    • Einstein's photoelectric equation
    • Relationship between work function and threshold frequency
    • Relationship between stopping potential and maximum kinetic energy
  3. Wave nature of matter (02 periods)
    • de Broglie wave length for matter waves
    • Evidences about wave nature of matter
    • Principle of electron microscope
  4. X- rays (02 periods)
    • Production of X-rays
    • Properties of X-rays
    • Uses of X-rays
  5. Radioactivity (06 periods)
    • Natural radioactive decay
      • Emission of α particles
      • Emission of β particles
      • Emission of γ rays
    • Radioactive disintegration law
      • Graphical representation
      • Decay constant
      • Activity
      • Half life
    • Uses of radioactivity
      • Radioactive dating (C-14)
      • In medicine, engineering and agriculture
    • Health hazards of radiation and safety precautions
      • Measurement of quantity of radiation
        • Radiation dose (Gy)
        • RBE (Relative Biological Effectiveness) / Q (Quality Factor)
        • Effective dose (Sv)
      • Health hazards
        • Time of expose
        • Area of the body which exposed to radiation
      • Safety precaution
  6. Atomic nucleus and nuclear energy (06 periods)
    • Atomic nucleus
      • Stability of nucleus
      • Unified atomic mass unit
      • Mass defect
      • Einstein's mass - energy equation
      • Binding energy
      • Graphical representation between atomic number and binding energy of a nucleon
      • Comparison of energy released in chemical reaction and nuclear reaction
    • Nuclear energy
      • Nuclear fission
        • Action of an atomic bomb
        • Action of an nuclear power station
      • Nuclear fusion
        • Conditions necessary for fusion reaction
        • Fusion reaction inside the sun
        • Attempt of using fusion reaction for producing energy
  7. Matter and their interaction (04 periods)
    • Introduction to Particle physics
    • Experimental approach probing the structure of matter
    • Requirement of high energy particles
    • Need of particle accelerators and detectors
    • Elementary particles
      • quarks
      • leptons
      • Fundamental interactions
      • Gravitational force
      • Electromagnetic force
      • Strong force
      • Weak force
To view syllabus of other units, click here.

3 comments: