Electronic Principles An unloaded zener regulator has a source voltage of 20 V, a series resistance of 330 W, and a zener voltage of 12 V, What is the Zener current? None of these 68.4 mA 34.4 mA 28.4 mA 24.2 mA None of these 68.4 mA 34.4 mA 28.4 mA 24.2 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts light energy to electrical energy is called a: thermocouple solar cell None of these photodiode photo transistor thermocouple solar cell None of these photodiode photo transistor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What kind of device is a diode? Bilateral Linear Nonlinear None of these Unipolar Bilateral Linear Nonlinear None of these Unipolar ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature an intrinsic silicon crystal acts approximately like a battery an insulator a piece of copper wire None of these a conductor a battery an insulator a piece of copper wire None of these a conductor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the total resistance of a parallel circuit that contains two resistors having values of 220 ohm and 470 ohm? 150 ohm 220 ohm 690 ohm None of these 445 ohm 150 ohm 220 ohm 690 ohm None of these 445 ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transformer has a primary voltage of 120 V rms and a secondary voltage of 25 V rms. If the secondary current is 1A rms, what is the primary current? 200 mA 208 mA None of these 300 mA 7.8 mA 200 mA 208 mA None of these 300 mA 7.8 mA ANSWER DOWNLOAD EXAMIANS APP
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