Electronic Principles Which one of the following kinds of materials has the lowest permeability? All of these None of these A diamagnetic material A feiTomagnetic material A paramagnetic material All of these None of these A diamagnetic material A feiTomagnetic material A paramagnetic material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When a parallel RLC circuit is operating at its resonant frequency: the difference between inductive and capacitive reactance is equal to the resistance inductive reactance is equal to the capacitive reactance capacitive reactance is greater than the inductive reactance inductive reactance is greater than the capacitive reactance None of these the difference between inductive and capacitive reactance is equal to the resistance inductive reactance is equal to the capacitive reactance capacitive reactance is greater than the inductive reactance inductive reactance is greater than the capacitive reactance None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A battery is a device composed of one or more: piezoeletric cells solar cells voltage generators chemical cells None of these piezoeletric cells solar cells voltage generators chemical cells None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a current source has an Ideal current of 10 mA and an internal resistance of 20 MW. For what values of load resistance will the current source appear stiff? 200 k Ohm or less 200 k Ohm or more 20 k Ohm or more None of these 20 km or less 200 k Ohm or less 200 k Ohm or more 20 k Ohm or more None of these 20 km or less ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements most accurately reflects the nature of ac power? The current in an ac circuit flows in one direction, but changes value periodically None of these The current in an ac circuit changes direction periodically The current in an ac circuit flows in one direction at a steady level The current in an ac circuit flows in two directions at the same time The current in an ac circuit flows in one direction, but changes value periodically None of these The current in an ac circuit changes direction periodically The current in an ac circuit flows in one direction at a steady level The current in an ac circuit flows in two directions at the same time ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the voltage in a parallel RL circuit? The total voltages is less than the sum of the voltages across the resistance and inductance None of these The total voltage is equal to 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 less than the sum of the voltages across the resistance and inductance None of these The total voltage is equal to 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 ANSWER DOWNLOAD EXAMIANS APP