CC Commercal Element 3 Queston Pool

A. Mechanical vibration of a crystal by the application of a voltage. B. Mechanical deformation of a crystal by the application of a magnetic field. C. The generation of electrical energy by the application of light. D. Reversed conduction states when a P-N junction is exposed to light. 3-28C5 An electrical relay is a: A. Current limiting device. ................
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