Electronic Principles How much current flows through a 0.02-H choke that is operating from a 12-V ac, 100-Hz source? 0.02 A 0.41666666666667 2.02 A None of these 0.955 A 0.02 A 0.41666666666667 2.02 A None of these 0.955 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements best describes magnetic hysteresis? 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 Hysteresis is most apparent when the current through the coil of an electromagnet changes frequently None of these 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 Hysteresis is most apparent when the current through the coil of an electromagnet changes frequently None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The Norton current is sometimes called the Shorted-load current Thevenin voltage Thevenin current None of these Open-load current Shorted-load current Thevenin voltage Thevenin current None of these Open-load current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a load resistance is 1 kW, a stiff voltage source has a resistance of None of these More than 100 k Ohm Less than 100 k Ohm At least 10 Ohm less than 10 Ohm None of these More than 100 k Ohm Less than 100 k Ohm At least 10 Ohm less than 10 Ohm 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? 24 V 12 V None of these 30 V 18 V 24 V 12 V None of these 30 V 18 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature an intrinsic silicon crystal acts approximately like a conductor an insulator None of these a piece of copper wire a battery a conductor an insulator None of these a piece of copper wire a battery ANSWER DOWNLOAD EXAMIANS APP
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