RC Circuits When the frequency of the source voltage decreases, the impedance of a parallel RC circuit increases decreases decreases to zero does not change increases decreases decreases to zero does not change ANSWER DOWNLOAD EXAMIANS APP
RC Circuits A capacitor with 150Ω of capacitive reactance is across an ac source. The impedance, expressed in polar form, is Z = 150 angle – 90° Ω Z = 150 –90° Ω Z = 150 angle 180° Ω Z = 150 Z = 150 angle – 90° Ω Z = 150 –90° Ω Z = 150 angle 180° Ω Z = 150 ANSWER DOWNLOAD EXAMIANS APP
RC Circuits A 47Ω resistor and a capacitor with a capacitive reactance of 120 are in series across an ac source. What is the circuit impedance, Z? 129Ω 167Ω 12.9Ω 73Ω 129Ω 167Ω 12.9Ω 73Ω ANSWER DOWNLOAD EXAMIANS APP
RC Circuits In a series RC circuit, when the frequency and the resistance are halved, the impedance doubles is reduced to one-fourth is halved cannot be determined without values doubles is reduced to one-fourth is halved cannot be determined without values ANSWER DOWNLOAD EXAMIANS APP
RC Circuits In the complex plane, the number 4 + j3 is located in the fourth quadrant third quadrant second quadrant first quadrant fourth quadrant third quadrant second quadrant first quadrant ANSWER DOWNLOAD EXAMIANS APP
RC Circuits In a parallel RC circuit, there is 100 mA through the resistive branch and 100 mA through the capacitive branch. The total rms current is 200 mA 100 mA 282 mA 141 mA 200 mA 100 mA 282 mA 141 mA ANSWER DOWNLOAD EXAMIANS APP
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