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? 68.4 mA None of these 28.4 mA 24.2 mA 34.4 mA 68.4 mA None of these 28.4 mA 24.2 mA 34.4 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The period of a waveform is: None of these equal to 0.707 times the peak amplitude the number of cycles completed in one second the time required to complete one full cycle the time required for the voltage to rise from 10% to 90% of the peak amplitude None of these equal to 0.707 times the peak amplitude the number of cycles completed in one second the time required to complete one full cycle the time required for the voltage to rise from 10% to 90% of the peak amplitude ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The direction of conventional current flow is: from negative to positive from left to right from neutral to positive None of these from positive to negative from negative to positive from left to right from neutral to positive None of these from positive to negative ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Two diodes are in series. The first diode has a voltage of 0.75 V and the second has a voltage of 0.8 V. If the current through the first diode is 500 mA, what is the current through the second diode None of these 10 mA 12 mA 14 mA 11 mA None of these 10 mA 12 mA 14 mA 11 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the impedance of a circuit composed of a 100 ohm resistor connected in parallel with an inductor that has a reactance of 200 W? 224 ohm 88.8 ohm 89.3 ohm None of these 77.7 ohm 224 ohm 88.8 ohm 89.3 ohm None of these 77.7 ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Norton's theorem replaces a complicated circuit facing a load by an Ideal current source and series resistor Ideal current source and parallel resistor None of these Ideal voltage source and parallel resistor Ideal voltage source and series resistor Ideal current source and series resistor Ideal current source and parallel resistor None of these Ideal voltage source and parallel resistor Ideal voltage source and series resistor ANSWER DOWNLOAD EXAMIANS APP
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