Electronic Principles A device that converts light energy to electrical energy is called a: photodiode photo transistor thermocouple None of these solar cell photodiode photo transistor thermocouple None of these solar cell ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a capacitive circuit: multiplies the capacitive reactance by 6.28 doubles the amount of a capacitive reactance has no effect on the capacitive reactance None of these cuts the capacitive reactance in half multiplies the capacitive reactance by 6.28 doubles the amount of a capacitive reactance has no effect on the capacitive reactance None of these cuts the capacitive reactance in half ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the inductive reactance of a 2-H coil operating at 60 Hz? None of these 60 Ohm 30 Ohm 120 Ohm 754 Ohm None of these 60 Ohm 30 Ohm 120 Ohm 754 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The direction of conventional current flow is: from left to right from positive to negative None of these from neutral to positive from negative to positive from left to right from positive to negative None of these from neutral to positive from negative to positive ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a step-down transformer has a turns ration of 5:1. If the secondary current is 1A rms, what is the primary-current? 0.4 A 0.2 A 0.3 A 0.6 A None of these 0.4 A 0.2 A 0.3 A 0.6 A None of these ANSWER DOWNLOAD EXAMIANS APP
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? 34.4 mA 68.4 mA 28.4 mA 24.2 mA None of these 34.4 mA 68.4 mA 28.4 mA 24.2 mA None of these ANSWER DOWNLOAD EXAMIANS APP
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