Electronic Principles Doubling the operating frequency of a purely capacitive circuit: cuts the total current by one-half doubles the amount of total current None of these thrice the amount of total current has no effect on the total circuit current cuts the total current by one-half doubles the amount of total current None of these thrice the amount of total current has no effect on the total circuit current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A circuit has a Norton current of 10 mA and a Norton resistance of 10 kW. What is the Thevenin circuit? 100 V and a series resistance of 10 k Ohm 100 V and a parallel resistance of 10 k Ohm None of these 1000 V and a parallel resistance of 10 kOhm 1000 V and a series resistance of 10 k Ohm 100 V and a series resistance of 10 k Ohm 100 V and a parallel resistance of 10 k Ohm None of these 1000 V and a parallel resistance of 10 kOhm 1000 V and a series resistance of 10 k Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of. the following phrases most accurately describes the nature of a pulsating dc voltage? The voltage causes current to flow in two directions at the same time The voltage remains at one polarity and at a steady level The voltage remains at one polarity but changes value periodically None of these The voltage reverses polarity periodically The voltage causes current to flow in two directions at the same time The voltage remains at one polarity and at a steady level The voltage remains at one polarity but changes value periodically None of these The voltage reverses polarity periodically ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transformer has a primary voltage of 120 V rms and a secondary voltage of 25 V rms. If the secondary current is 1A rms, what is the primary current? None of these 7.8 mA 200 mA 300 mA 208 mA None of these 7.8 mA 200 mA 300 mA 208 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How may valence electrons does a silicon atom have? 4 None of these 1 2 4 None of these 1 2 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? 30 V 12 V 24 V 18 V None of these 30 V 12 V 24 V 18 V None of these ANSWER DOWNLOAD EXAMIANS APP
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