RC Circuits In a series RC circuit, when the frequency and the resistance are halved, the impedance doubles cannot be determined without values is halved is reduced to one-fourth doubles cannot be determined without values is halved is reduced to one-fourth ANSWER DOWNLOAD EXAMIANS APP
RC Circuits A 47Ω resistor and a capacitor with 150Ω of capacitive reactance are in series across an ac source. The impedance, expressed in rectangular form, is Z = 197Ω Z = 47Ω + j150Ω Z = 103Ω Z = 47Ω – j150Ω Z = 197Ω Z = 47Ω + j150Ω Z = 103Ω Z = 47Ω – j150Ω 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 282 mA 200 mA 141 mA 100 mA 282 mA 200 mA 141 mA 100 mA 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 –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 Z = 150 angle – 90° Ω ANSWER DOWNLOAD EXAMIANS APP
RC Circuits When the frequency of the voltage applied to a series RC circuit is decreased, the impedance doubles remains the same increases decreases doubles remains the same increases decreases ANSWER DOWNLOAD EXAMIANS APP
RC Circuits In the complex plane, the number 14 – j5 is located in the third quadrant second quadrant first quadrant fourth quadrant third quadrant second quadrant first quadrant fourth quadrant ANSWER DOWNLOAD EXAMIANS APP
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