Electronic Principles An audio transformer has a turn ratio of 9, What is its impedance ratio? 9 6 None of these 85 81 9 6 None of these 85 81 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating below its resonant frequency, a series RLC circuit has the characteristics of a: series RLC circuit operated above its resonant frequency purely resistive circuit series RL circuit series RC circuit None of these series RLC circuit operated above its resonant frequency purely resistive circuit series RL circuit series RC circuit None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following devices is most often used for measuring opposition to current flow in a circuit? Wattmeter Ohmmeter None of these Voltmeter Ammeter Wattmeter Ohmmeter None of these Voltmeter Ammeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The graph of current gain versus collector current indicates that the current gain is contant None of these varies slightly varies enormously equals the collector current divided by the base current is contant None of these varies slightly varies enormously equals the collector current divided by the base current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A basic capacitor is composed of: two dielectrics separated by a conductor two coils separated by a conductor None of these two conductors separated by a dielectric two coils separated by a dielectric two dielectrics separated by a conductor two coils separated by a conductor None of these two conductors separated by a dielectric two coils separated by a dielectric ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The primary impedance of a transformer is 60 ohm and the secondary impedance is 120 ohm. What is the impedance ratio? None of these 4 0.25 180 0.5 None of these 4 0.25 180 0.5 ANSWER DOWNLOAD EXAMIANS APP
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