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SS3: PHYSICS - 2ND TERM

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  1. Magnetic Field
    10 Topics
    |
    1 Quiz
  2. Magnetic Field
    5 Topics
    |
    1 Quiz
  3. Electromagnetic Field
    4 Topics
    |
    1 Quiz
  4. Electromagnetic Induction
    7 Topics
    |
    1 Quiz
  5. The Transformer
    5 Topics
    |
    1 Quiz
  6. Simple A.C Circuit
    11 Topics
    |
    1 Quiz
  7. Models of the Atom
    2 Topics
    |
    1 Quiz
  8. Radioactivity
    3 Topics
    |
    1 Quiz
  9. Half Life
    8 Topics
    |
    1 Quiz
  10. Energy Quantization
    5 Topics
    |
    1 Quiz
  11. Photoelectric Effect
    6 Topics
    |
    1 Quiz
  12. Wave Particle Paradox
    6 Topics
    |
    1 Quiz
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Lesson 1, Topic 6
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Demagnetization

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Topic Content:

  • Demagnetization
    • Electrical method
    • Mechanical method
    • Heating method

Demagnetization:

This is a process in which a magnet is made to lose its magnetism. This can be achieved by:

  1. Electrical method
  2. Mechanical method
  3. Heating method

Electrical Method:

This is the best and one of the most efficient ways of demagnetizing a magnet. The magnet is placed in a solenoid and alternating 

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Chike Amadi
16/02/2023 11:16 AM

Great lesson.

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