Lesson: Chapter 13 — Electromagnetism and electromagnetic induction

The microphone and the bicycle dynamo 2 of 4 Reset answers

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Question 2

What kind of current does a bicycle dynamo give?

A Alternating current B No current C Direct current D A current only when stopped

The right answer is the one marked above.

Alternating current. The spinning magnet's field reverses back and forth through the coil.

Answer the question to continue.