Electronic Principles Which one of the following statements regarding ac circuits is correct? All of these Current and voltages are in phase through a resistor Current leads the voltage through a resistor None of these Current lags the voltage through a resistor All of these Current and voltages are in phase through a resistor Current leads the voltage through a resistor None of these Current lags the voltage through a resistor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the currents in a parallel RC circuit? The total current is equal to 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 The total current. is greater than 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 None of these The total current is equal to 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 The total current. is greater than 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 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The current gain of a transistor is defined as the ratio of the collector current to the base current supply current None of these emitter current collector current base current supply current None of these emitter current collector current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following principles best describes the basic operation of an electromagnet? None of these Current flowing through a conductor generates a magnetic field Like magnetic poles attract, while unlike poles repel Current is induced in a conductor that is moving through a magnetic field Like magnetic poles repel, while unlike poles attract None of these Current flowing through a conductor generates a magnetic field Like magnetic poles attract, while unlike poles repel Current is induced in a conductor that is moving through a magnetic field Like magnetic poles repel, while unlike poles attract ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Positive ions are atoms that have Lost a proton Gained a proton Lost an electron Gained an electron None of these Lost a proton Gained a proton Lost an electron Gained an electron None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating voltage of a purely capacitive circuit: has no effect on the capacitive reactance multiplies the capacitive reactance by 7 doubles the amount of capacitive reactance cuts the capacitive reactance in half None of these has no effect on the capacitive reactance multiplies the capacitive reactance by 7 doubles the amount of capacitive reactance cuts the capacitive reactance in half None of these ANSWER DOWNLOAD EXAMIANS APP