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NEETPhysicsAlternating Current

What principle does the metal detector at the airport use to detect metal objects?

Options

  1. AElectromagnetic radiation
  2. BResonance in AC circuits
  3. CInfrared technology
  4. DUltrasonic waves

Correct answer

B. Resonance in AC circuits

Step-by-step solution

Correct Option is : (B) Resonance in AC circuits

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