Electronic Principles A battery is a device composed of one or more: voltage generators chemical cells None of these solar cells piezoeletric cells voltage generators chemical cells None of these solar cells piezoeletric cells ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much current flows through a 60-W light bulb that is operating at 120 V? 0.083333333333333 180 A 0.5A 7200 A None of these 0.083333333333333 180 A 0.5A 7200 A None of these 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 Capacitive reactance provides 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 Resistances provide the only opposition to current flow Capacitive reactance provides 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 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for resistance in a parallel circuit? The total resistance of a parallel circuit is equal to the total voltage The total resistance is equal to the sum of the individual resistances in a parallel circuit. The total resistance of a parallel circuit is always less than the value of the smallest resistance The total resistance in a parallel circuit is equal to the average value of the individual resistances None of these The total resistance of a parallel circuit is equal to the total voltage The total resistance is equal to the sum of the individual resistances in a parallel circuit. The total resistance of a parallel circuit is always less than the value of the smallest resistance The total resistance in a parallel circuit is equal to the average value of the individual resistances None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The peak value of a sine waveform is: None of these the amplitude at 70.7% of the maximum value the amplitude at 1.41 times the maximum value the amplitude at 90% of the maximum value the maximum positive or negative value None of these the amplitude at 70.7% of the maximum value the amplitude at 1.41 times the maximum value the amplitude at 90% of the maximum value the maximum positive or negative value ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a purely inductive circuit: doubles the amount of current through the inductors increases the current, but by an amount that can be determined only by doing a complete analysis of the circuit cuts the current through the inductors one-half has no effect on the current through the inductors None of these doubles the amount of current through the inductors increases the current, but by an amount that can be determined only by doing a complete analysis of the circuit cuts the current through the inductors one-half has no effect on the current through the inductors None of these ANSWER DOWNLOAD EXAMIANS APP