Electronic Principles A zener regulator has an input voltage from 15 to 20 V and a load current from 5 to 20 mA. If the zener voltage is 6.8 V, what value should the series resistor have? 400 Ohm 550 Ohm 410 Ohm 310 Ohm None of these 400 Ohm 550 Ohm 410 Ohm 310 Ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Thevenin theorem replaces a complicated circuit facing a load by an Ideal current source and parallel resistor Ideal current source and series resistor None of these Ideal voltage source and series resistor Ideal voltage source and parallel resistor Ideal current source and parallel resistor Ideal current source and series resistor None of these Ideal voltage source and series resistor Ideal voltage source and parallel resistor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A current source has an internal resistance of 100 kW. What is the largest load resistance if the current source must appear stiff? 1 k Ohm None of these 2 k Ohm 10 k Ohm 20 k Ohm 1 k Ohm None of these 2 k Ohm 10 k Ohm 20 k Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The barrier potential accross each depletion layer is None of these 0.8 V 20 V 0.7 V None of these 0.8 V 20 V 0.7 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts mechanical pressure to electrical energy is called a: piezoelectric device photodiode solar cell nicad cell None of these piezoelectric device photodiode solar cell nicad cell None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following is most likely used for measuring the rate of electron flow? Ohmmeter Wattmeter Voltmeter None of these Ammeter Ohmmeter Wattmeter Voltmeter None of these Ammeter ANSWER DOWNLOAD EXAMIANS APP
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