Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 3.2 mA 13 mA 3.75 mA 0.05 mA None of these 3.2 mA 13 mA 3.75 mA 0.05 mA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The net charge of a neutral copper atom is -1 4 1 None of these -1 4 1 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How many protons does the nucleus of a silicon atom contain? None of these 14 4 48 29 None of these 14 4 48 29 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What causes the depletion layer? None of these Recombination Barrier potential Doping Ions None of these Recombination Barrier potential Doping Ions ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following devices is most often used for measuring electrical potential difference? Voltmeter Ohmmeter Ammeter None of these Wattmeter Voltmeter Ohmmeter Ammeter None of these Wattmeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A certain power transformer has a turns ratio of 5. What voltage can you expect at the secondary winding when you apply 120 V to the primary winding? None of these 0.4 V 24 V 4.73 600 V None of these 0.4 V 24 V 4.73 600 V ANSWER DOWNLOAD EXAMIANS APP
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