At the security area of an airport, people walk through a large coil of wire and through a weak ac magnetic field. What is the result of a small piece of metal on a person that slightly alters the magnetic field in the coil?
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Step 1: When a person walks through the large coil of wire and weak ac magnetic field at the security area of an airport, any small piece of metal on the person can slightly alter the magnetic field in the coil. Show more…
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