Electronic Principles Doubling the operating voltage of a purely capacitive circuit: multiplies the capacitive reactance by 7 has no effect on the capacitive reactance cuts the capacitive reactance in half doubles the amount of capacitive reactance None of these multiplies the capacitive reactance by 7 has no effect on the capacitive reactance cuts the capacitive reactance in half doubles the amount of capacitive reactance None of these 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? 208 mA 300 mA None of these 200 mA 7.8 mA 208 mA 300 mA None of these 200 mA 7.8 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a current source has an Ideal current of 10 mA and an internal resistance of 20 MW. For what values of load resistance will the current source appear stiff? 20 k Ohm or more None of these 200 k Ohm or more 200 k Ohm or less 20 km or less 20 k Ohm or more None of these 200 k Ohm or more 200 k Ohm or less 20 km or less ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The Norton current is sometimes called the Shorted-load current Thevenin current Open-load current None of these Thevenin voltage Shorted-load current Thevenin current Open-load current None of these Thevenin voltage 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 None of these Clockwise Into this page Out of this page Counterclockwise None of these Clockwise Into this page Out of this page ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to resistance in an electrical circuit? Retentivity Reluctance There is no valid comparison Permeability Permeance Retentivity Reluctance There is no valid comparison Permeability Permeance ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS