Electronic Principles What is the capacitive reactance of a 0.1 micro F capacitor that is operating at 1000 Hz? less than 1 Ohm 1590 Ohm None of these 690 Ohm 312 Ohm less than 1 Ohm 1590 Ohm None of these 690 Ohm 312 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of an inductive circuit: doubles the amount of inductive reactance has no effect on the inductive reactance cuts the inductive reactance in half multiplies the inductive reactance by 6.28 None of these doubles the amount of inductive reactance has no effect on the inductive reactance cuts the inductive reactance in half multiplies the inductive reactance by 6.28 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating below its resonant frequency, a series RLC circuit has the characteristics of a: purely resistive circuit series RC circuit None of these series RLC circuit operated above its resonant frequency series RL circuit purely resistive circuit series RC circuit None of these series RLC circuit operated above its resonant frequency series RL circuit ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Reducing the amount of current through an inductor: has no effect on the inductance reduces the value of inductance by one-half multiplies the value of inductance by two None of these multiplies the value of inductance by four has no effect on the inductance reduces the value of inductance by one-half multiplies the value of inductance by two None of these multiplies the value of inductance by four ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the voltage in a parallel RC circuit? The total voltage is less than the sum of the voltages across the resistance and capacitance None of these The voltage always has the same amplitude and phase for every part of the circuit The total voltage leads the total current by less than 90 degree The total voltage is equal to the sum of the voltages across the resistance and capacitance The total voltage is less than the sum of the voltages across the resistance and capacitance None of these The voltage always has the same amplitude and phase for every part of the circuit The total voltage leads the total current by less than 90 degree The total voltage is equal to the sum of the voltages across the resistance and capacitance 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? None of these 200 k Ohm or less 20 k Ohm or more 200 k Ohm or more 20 km or less None of these 200 k Ohm or less 20 k Ohm or more 200 k Ohm or more 20 km or less ANSWER DOWNLOAD EXAMIANS APP