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Tell the odd one out. Give proper explanation. Loud speaker, microphone, electric motor, magnet. - Science and Technology 1

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MCQ

Tell the odd one out. Give proper explanation.

Loud speaker, microphone, electric motor, magnet.

Options

  • Loud speaker

  • microphone

  • electric motor

  • magnet

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Solution

magnet

Explanation-

Others devices are based on the phenomenon of electromagnetism while the magnet is not.

Concept: Electric Motor
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