Electronic Principles An audio transformer has a turn ratio of 9, What is its impedance ratio? 81 None of these 6 85 9 81 None of these 6 85 9 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A certain electromagnet has 1000 turns of wire. How much current must flow through the coil in order to generate an mmf of 100 ampere-turns? 0.1 A None of these 0.41666666666667 1000 A 100 A 0.1 A None of these 0.41666666666667 1000 A 100 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts chemical energy to electrical energy is called a: chemical cell thermocouple electric device solar cell None of these chemical cell thermocouple electric device solar cell None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which is the most widely used semiconductor? All of these Copper Germanium Silicon None of these All of these Copper Germanium Silicon 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 Voltmeter None of these Ammeter Wattmeter Ohmmeter Voltmeter None of these Ammeter Wattmeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a purely capacitive circuit: 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 doubles the amount of total current ANSWER DOWNLOAD EXAMIANS APP
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