Electronic Principles What is the barrier potential of a silicon diode at room temperature? 1 V 2 m V per degree Celsius 0.7V 0.3V None of these 1 V 2 m V per degree Celsius 0.7V 0.3V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A step-down transformer has turns ration of 5:1. If the primary voltage is 120 Vrms, what is the secondary voltage? 24 V 30 V 18 V 12 V None of these 24 V 30 V 18 V 12 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the turns ratio for the transformer specified in the above question? 0.575 10.738 1.5 None of these 0.707 0.575 10.738 1.5 None of these 0.707 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The graph of current gain versus collector current indicates that the current gain None of these is contant varies slightly equals the collector current divided by the base current varies enormously None of these is contant varies slightly equals the collector current divided by the base current varies enormously ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much current flows through a 0.02 micro F capacitor that is operating from a 12-V ac, 100-Hz source? 0.151 mA 157 raA None of these 2.02 A 0.995 mA 0.151 mA 157 raA None of these 2.02 A 0.995 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is a free electron? An electron that has twice the amount of charge of a normal electron An electron that has been freed from its parent atom An electron that costs nothing None of these An electron that has no electrical charge An electron that has twice the amount of charge of a normal electron An electron that has been freed from its parent atom An electron that costs nothing None of these An electron that has no electrical charge ANSWER DOWNLOAD EXAMIANS APP
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