Electronic Principles Doubling the operating frequency of a purely capacitive circuit: doubles the amount of total current None of these thrice the amount of total current cuts the total current by one-half has no effect on the total circuit current doubles the amount of total current None of these thrice the amount of total current cuts the total current by one-half has no effect on the total circuit current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Assuming 100% efficiency, what is the power being applied to the primary winding of the transformer described in the above question? 200 W 100 W 20 W None of these 1000 W 200 W 100 W 20 W None of these 1000 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 0.05 mA None of these 3.2 mA 3.75 mA 13 mA 0.05 mA None of these 3.2 mA 3.75 mA 13 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The nucleus of the copper atom contains how many protons? 18 1 None of these 29 4 18 1 None of these 29 4 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following principles best describes the basic operation of an electromagnet? None of these Current flowing through a conductor generates a magnetic field Current is induced in a conductor that is moving through a magnetic field Like magnetic poles attract, while unlike poles repel Like magnetic poles repel, while unlike poles attract None of these Current flowing through a conductor generates a magnetic field Current is induced in a conductor that is moving through a magnetic field Like magnetic poles attract, while unlike poles repel Like magnetic poles repel, while unlike poles attract ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What causes the depletion layer? Ions Barrier potential None of these Recombination Doping Ions Barrier potential None of these Recombination Doping ANSWER DOWNLOAD EXAMIANS APP
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