Electronic Principles How much current flows through a 0.02 micro F capacitor that is operating from a 12-V ac, 100-Hz source? 0.995 mA 2.02 A None of these 157 raA 0.151 mA 0.995 mA 2.02 A None of these 157 raA 0.151 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In an intrinsic semiconductor, the number of free electrons Is less than the number of holes None of these Impossible to say Is greater than the number of holes Equals the number of holes Is less than the number of holes None of these Impossible to say Is greater than the number of holes Equals the number of holes ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the inductive reactance of a 2-H coil operating at 60 Hz? 30 Ohm None of these 120 Ohm 60 Ohm 754 Ohm 30 Ohm None of these 120 Ohm 60 Ohm 754 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following principles best describes the basic operation of a generator? Current flowing through a conductor generates a magnetic field Like magnetic poles repel; unlike poles attract Like magnetic poles attract; unlike poles repel Current is induced in a conductor that is moving through a magnetic field None of these Current flowing through a conductor generates a magnetic field Like magnetic poles repel; unlike poles attract Like magnetic poles attract; unlike poles repel Current is induced in a conductor that is moving through a magnetic field None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following devices is most often used for measuring opposition to current flow in a circuit? Voltmeter Wattmeter Ammeter Ohmmeter None of these Voltmeter Wattmeter Ammeter Ohmmeter None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of. the following phrases most accurately describes the nature of a pulsating dc voltage? The voltage causes current to flow in two directions at the same time The voltage remains at one polarity but changes value periodically None of these The voltage reverses polarity periodically The voltage remains at one polarity and at a steady level The voltage causes current to flow in two directions at the same time The voltage remains at one polarity but changes value periodically None of these The voltage reverses polarity periodically The voltage remains at one polarity and at a steady level ANSWER DOWNLOAD EXAMIANS APP
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