Electronic Principles How much current flows through a 0.02-H choke that is operating from a 12-V ac, 100-Hz source? 0.955 A None of these 0.41666666666667 2.02 A 0.02 A 0.955 A None of these 0.41666666666667 2.02 A 0.02 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which is the most widely used semiconductor? None of these Copper All of these Silicon Germanium None of these Copper All of these Silicon Germanium ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the barrier potential of a silicon diode at room temperature? 0.7V 0.3V 2 m V per degree Celsius 1 V None of these 0.7V 0.3V 2 m V per degree Celsius 1 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature a conductor has low many holes? less than the free electrons many None of these Same number as free electrons Only those produced by thermal energy less than the free electrons many None of these Same number as free electrons Only those produced by thermal energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrasers best describes flux density? The force that maintains lines of force The opposition to a build-up of magnetic fields The rate of change of the number of lines of magnetic force None of these The concentration of lines of magnetic force The force that maintains lines of force The opposition to a build-up of magnetic fields The rate of change of the number of lines of magnetic force None of these The concentration of lines of magnetic force ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of. the following phrases most accurately describes the nature of a pulsating dc voltage? The voltage reverses polarity periodically None of these The voltage causes current to flow in two directions at the same time The voltage remains at one polarity but changes value periodically The voltage remains at one polarity and at a steady level The voltage reverses polarity periodically None of these The voltage causes current to flow in two directions at the same time The voltage remains at one polarity but changes value periodically The voltage remains at one polarity and at a steady level ANSWER DOWNLOAD EXAMIANS APP
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