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Question

A dynamo
  1. Creates mechanical energy
  2. Creates electrical energy
  3. Converts electrical energy into mechanical energy
  4. Converts mechanical energy into electrical energy

A
Converts electrical energy into mechanical energy
B
Creates mechanical energy
C
Converts mechanical energy into electrical energy
D
Creates electrical energy
Solution
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Generally a small dynamo require a permanent magnet. Using the Faraday's law of induction, rotating a coil of wire and magnetic fields to convert mechanical rotation into a direct electric current. Thus, a dynamo converts mechanical energy to electrical energy.

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