Electronic Principles Which one of the following statements is true for the currents in a series RC circuit? The total current is equal to the sum of the currents for the resistance and capacitance The total current is less than the sum of the currents for the resistance and capacitance The current always has the same amplitude and phase for every part of the circuit None of these The total current is greater than the sum of the currents for the resistance and capacitance The total current is equal to the sum of the currents for the resistance and capacitance The total current is less than the sum of the currents for the resistance and capacitance The current always has the same amplitude and phase for every part of the circuit None of these The total current is greater than the sum of the currents for the resistance and capacitance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Household light bulbs have a given power rating, and they operate at 120 V. Which one of the following equations most directly provides the current rating of these light bulbs? P = E2/R I = P/E None of these P = IE P = I2R P = E2/R I = P/E None of these P = IE P = I2R ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The secondary voltage for a certain power transformer is twice the voltage applied to the primary. The current flowing in the secondary winding will be: Twice the primary current Same as the primary current No more than 10% less than the primary current One-half the primary current None of these Twice the primary current Same as the primary current No more than 10% less than the primary current One-half the primary current None of these 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 attract; unlike poles repel Current is induced in a conductor that is moving through a magnetic field Like magnetic poles repel; unlike poles attract None of these Current flowing through a conductor generates a magnetic field Like magnetic poles attract; unlike poles repel Current is induced in a conductor that is moving through a magnetic field Like magnetic poles repel; unlike poles attract None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following kinds of materials has the highest permeability? A ferromagnetic material A paramagnetic material All of these None of these A diamagnetic material A ferromagnetic material A paramagnetic material All of these None of these A diamagnetic material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total capacitive reactance of a parallel capacitor circuit is: equal to the sum of the individual capacitance values equal to the source voltage divided by total current None of these equal to the sum of the individual capacitive-reactance values less than the capacitance value of the smallest capacitor equal to the sum of the individual capacitance values equal to the source voltage divided by total current None of these equal to the sum of the individual capacitive-reactance values less than the capacitance value of the smallest capacitor ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS