Electronic Principles How much current flows through a 0.02 micro F capacitor that is operating from a 12-V ac, 100-Hz source? 157 raA 0.151 mA 2.02 A 0.995 mA None of these 157 raA 0.151 mA 2.02 A 0.995 mA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 0.05 mA 3.75 mA None of these 13 mA 3.2 mA 0.05 mA 3.75 mA None of these 13 mA 3.2 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The core of an electromagnet is said to be in saturation when: an increase in current through the coil causes no further increase in the mmf frequent changes in the direction of current through the coil causes heating effects in the core material the core is permitted to move freely within the coil None of these changing the polarity of the current in the coil changes the polarity of the magnetic field around the core an increase in current through the coil causes no further increase in the mmf frequent changes in the direction of current through the coil causes heating effects in the core material the core is permitted to move freely within the coil None of these changing the polarity of the current in the coil changes the polarity of the magnetic field around the core ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How many protons does the nucleus of a silicon atom contain? 48 29 4 None of these 14 48 29 4 None of these 14 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements best describes magnetic hysteresis? Hysteresis is most apparent when a steady amount of current is lowing through the coil of an electromagnet None of these Hysteresis is most apparent when the current through the coil of an electromagnet changes frequently Hysteresis is most apparent when the core material is saturated Hysteresis is the amount of magnetic flux that is not confined to the core material of an electromagnet Hysteresis is most apparent when a steady amount of current is lowing through the coil of an electromagnet None of these Hysteresis is most apparent when the current through the coil of an electromagnet changes frequently Hysteresis is most apparent when the core material is saturated Hysteresis is the amount of magnetic flux that is not confined to the core material of an electromagnet ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles To get the Norton current, you have to Open the load resistor None of these Short the voltage source Short the load resistor Open the voltage source Open the load resistor None of these Short the voltage source Short the load resistor Open the voltage source ANSWER DOWNLOAD EXAMIANS APP
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