Question: An electric relay is a Blank______. Multiple choice question. device used to indirectly measure the magnetic field by directly measuring the electric current high-voltage circuit

An electric relay is a Blank______. Multiple choice question. device used to indirectly measure the magnetic field by directly measuring the electric current high-voltage circuit that is able to send a signal back down the electron stream low-voltage control device that can switch a larger, high-voltage circuit on and off

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