Electronic Principles How much current flows through a 0.02-H choke that is operating from a 12-V ac, 100-Hz source? 2.02 A 0.955 A 0.41666666666667 0.02 A None of these 2.02 A 0.955 A 0.41666666666667 0.02 A None of these ANSWER DOWNLOAD EXAMIANS APP
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? 208 V 700 V 651 V 707 V None of these 208 V 700 V 651 V 707 V None of these 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? Counterclockwise Into this page Clockwise None of these Out of this page Counterclockwise Into this page Clockwise None of these Out of this page ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles To get the Thevenin voltage, you have to Open the voltage source Short the voltage source Short the load resistor None of these Open the load resister Open the voltage source Short the voltage source Short the load resistor None of these Open the load resister ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The number of free electrons and holes in intrinsic semiconductor increases when the temperature Decreases None of these 0oC Stays the same Increases Decreases None of these 0oC Stays the same Increases ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a pure inductor: ac current is converted to dc voltage ac current leads the voltage by 90 degree None of these ac current and voltage are exactly in phase ac current lags the voltage by 90 degree ac current is converted to dc voltage ac current leads the voltage by 90 degree None of these ac current and voltage are exactly in phase ac current lags the voltage by 90 degree ANSWER DOWNLOAD EXAMIANS APP
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