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A cow is passed through a metal detector at the airport. If the metal detector receiver...

A cow is passed through a metal detector at the airport. If the metal detector receiver consists of a loop of wire with an area of 0.75 m2and a resistance of 2.5 ohms, at what rate must a perpendicular to the plane of the loop 0.12 T magnetic field be changed in order to generate a 0.15A current?

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The magnetic field should change at a rate of 0.5 T/s.

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