P4 - Magnetism.

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r

Cards (7)

  • North - South = Like poles ( attract ).
  • South - South = Unlike poles ( repel ).
  • Magnetic field line requirements :
    • North - South.
    • Continuous.
    • No overlap.
    • CLOSER TOGETHER = STRONGER FORCE.
  • What is a solenoid?
    • A coil of wire which can become an electromagnet when current is passed through it.
  • What makes it stronger?
    • More current.
    • More coils.
    • Iron core.
  • What is right hand rule?
    šŸ‘Ž
    A) Magnetic field line direction (B).
    B) Current ( I ).
  • Right hand grip rule?ā€Ø
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