Which device converts mechanical energy into electrical energy?
Answer and explanation
Correct answer: C. Dynamo
- Step 1: A dynamo turns a coil in a magnetic field to induce a current. Answer: Dynamo. Why not the others: Electric motor: A motor changes electrical to mechanical energy. Microphone: A microphone changes sound to electrical energy, not mechanical power. Loudspeaker: A loudspeaker changes electrical energy into sound.
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