Electronic Principles A step-up transformer has a turns ratio of 1:4. If the line voltage is 115 V rms, what is the peak secondary voltage? 700 V None of these 651 V 707 V 208 V 700 V None of these 651 V 707 V 208 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Electron current is flowing through a conductor in a direction you might describe as straight into this page. What is the direction of the resulting magnetic field? Into this page Out of this page None of these Clockwise Counterclockwise Into this page Out of this page None of these Clockwise Counterclockwise ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A zener diode has a voltage of 10 V and a current of 20 mA. What is the power dissipation? 300 mW 200 mW None of these 10 mW 20 mW 300 mW 200 mW None of these 10 mW 20 mW ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A diode is in series with 220W. If the voltage across the resister is 4V, what is the current through the diode? 55 A 55.86 A 18.2 mA 16.3 mA None of these 55 A 55.86 A 18.2 mA 16.3 mA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the phase shift between total current and voltage in the circuit of a 100 ohm resistor connected in parallel with a capacitor that has a reactance of 100 ohm 45 degree 30 degree 180 degree None of these 75 degree 45 degree 30 degree 180 degree None of these 75 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total inductance of a series inductor circuit is: None of these equal to the source voltage divided by total current equal to the sum of the individual inductance values equal to the sum of the individual inductive-reactance values less than the value of the smallest inductor None of these equal to the source voltage divided by total current equal to the sum of the individual inductance values equal to the sum of the individual inductive-reactance values less than the value of the smallest inductor ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS