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 voltage lags the total current by less than 90 The total voltage is less than the sum of the voltages across the resistance and inductance The total voltages is equal to the sum of the voltages across the resistance and inductance None of these The voltage always has the same amplitude and phase for every part of the circuit The total voltage lags the total current by less than 90 The total voltage is less than the sum of the voltages across the resistance and inductance The total voltages is equal to the sum of the voltages across the resistance and inductance None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When a series RLC circuit is operating at its resonant frequency: inductive reactance is greater than the capacitive reactance None of these inductive reactance is equal to the capacitive reactance the difference between inductive and capacitive reactance is equal to the resistance capacitive reactance is greater than the inductive reactance inductive reactance is greater than the capacitive reactance None of these inductive reactance is equal to the capacitive reactance the difference between inductive and capacitive reactance is equal to the resistance capacitive reactance is greater than the inductive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Thevenin theorem replaces a complicated circuit facing a load by an Ideal voltage source and parallel resistor None of these Ideal current source and parallel resistor Ideal voltage source and series resistor Ideal current source and series resistor Ideal voltage source and parallel resistor None of these Ideal current source and parallel resistor Ideal voltage source and series resistor Ideal current source and series resistor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a purely inductive circuit: has no effect on the current through the inductors increases the current, but by an amount that can be determined only by doing a complete analysis of the circuit None of these doubles the amount of current through the inductors cuts the current through the inductors one-half has no effect on the current through the inductors increases the current, but by an amount that can be determined only by doing a complete analysis of the circuit None of these doubles the amount of current through the inductors cuts the current through the inductors one-half ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature a conductor has low many holes? less than the free electrons many Only those produced by thermal energy None of these Same number as free electrons less than the free electrons many Only those produced by thermal energy None of these Same number as free electrons ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An audio transformer has a turn ratio of 9, What is its impedance ratio? 9 6 85 81 None of these 9 6 85 81 None of these ANSWER DOWNLOAD EXAMIANS APP