Transformers

Physics: AQA GCSE Higher, topic 7.3.1

Transformers

A transformer can change the voltage (potential difference) in wires carrying alternating currents. Transformers are made up of 3 main parts:

Primary coil

Primary coil

Secondary coil

Secondary coil

Iron core

Iron core

  • Both of the coils are wound around an iron core.

Test yourself on Transformers

  • Which of these are found in a transformer?

  • Which of these features is changed by a transformer?

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