Transformers and Spark Plugs

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  • Transformers
    Showing the voltages in a transformer with a 220 winding primary coil and a 1 to 4 winding secondary coil. Showing that huge currents can be produced using transformers by melting a nail with a single winding secondary coil.
  • Spark Plugs How transformers are used to create huge voltages and sparks from a 12V car battery. Includes a demonstration.

Course: 8.02 Electricity and Magnetism, Spring 2002

Instructor: Prof. Walter Lewin