Electronic Principles The south pole of a magnet is the one: that would be attracted to the earth's south magnetic pole None of these that would be attracted to the earths north magnetic pole that would be repelled by the north pole of another magnet that has its molecules arranged in a random pattern that would be attracted to the earth's south magnetic pole None of these that would be attracted to the earths north magnetic pole that would be repelled by the north pole of another magnet that has its molecules arranged in a random pattern ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the difference between the kinds of charges for an electron and a proton? An electron has a positive charge and a proton has a negative charge None of these An electron has a negative charge and a proton has no charge An electron has a positive charge and a proton has no charge An electron has a negative charge and a proton has a positive charge An electron has a positive charge and a proton has a negative charge None of these An electron has a negative charge and a proton has no charge An electron has a positive charge and a proton has no charge An electron has a negative charge and a proton has a positive charge ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Norton's theorem replaces a complicated circuit facing a load by an Ideal voltage source and series resistor Ideal current source and parallel resistor Ideal voltage source and parallel resistor None of these Ideal current source and series resistor Ideal voltage source and series resistor Ideal current source and parallel resistor Ideal voltage source and parallel resistor None of these Ideal current source and series resistor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases most accurately describes a purely capacitive circuit? Resistances provide the only opposition to current flow The ac voltage leads the current by 90 degree None of these Combinations of resistance and capacitive reactance provide any opposition to current flow Capacitive reactance provides the only opposition to current flow Resistances provide the only opposition to current flow The ac voltage leads the current by 90 degree None of these Combinations of resistance and capacitive reactance provide any opposition to current flow Capacitive reactance provides the only opposition to current flow ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the voltages in a series RL circuit? The voltage always has the same amplitude and phase for every part of the circuit The total voltages is equal to the sum of the voltages across the resistance and inductance None of these The total voltage is less than the sum of the voltages across the resistance and inductance The total voltage lags the total current by less than 90 The voltage always has the same amplitude and phase for every part of the circuit The total voltages is equal to the sum of the voltages across the resistance and inductance None of these The total voltage is less than the sum of the voltages across the resistance and inductance The total voltage lags the total current by less than 90 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a step-down transformer has a turns ration of 5:1. If the secondary current is 1A rms, what is the primary-current? None of these 0.2 A 0.4 A 0.3 A 0.6 A None of these 0.2 A 0.4 A 0.3 A 0.6 A ANSWER DOWNLOAD EXAMIANS APP
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