Question

On what principle does a metal detector work?

Answer 1

electromagnetic induction. Metal detectors contain one or more inductor coils that are used to interact with metallic elements on the ground. The single-coil detector illustrated below is a simplified version of one used in a real metal detector.

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Answer 2

Hello my dear mates!!

Here your answer -

The operations of metal detectors is based upon the principles of electromagnetic induction.

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