RC Circuits What is the angular difference between +j4 and –j4? 30° 90° 270° 180° 30° 90° 270° 180° ANSWER DOWNLOAD EXAMIANS APP
RC Circuits A resistor and a capacitor are in series across a 20 V ac source. Circuit impedance is 4.33 k. Current flow in the circuit is 92 mA 4.6 mA 460 mA 9.2 mA 92 mA 4.6 mA 460 mA 9.2 mA ANSWER DOWNLOAD EXAMIANS APP
RC Circuits For a certain load, the true power is 150 W and the reactive power is 125 VAR. The apparent power is 19.52 W 25 W 195.2 W 275 W 19.52 W 25 W 195.2 W 275 W 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 = 47Ω + j150Ω Z = 103Ω Z = 47Ω – j150Ω Z = 197Ω Z = 47Ω + j150Ω Z = 103Ω Z = 47Ω – j150Ω Z = 197Ω ANSWER DOWNLOAD EXAMIANS APP
RC Circuits A positive angle of 30° is equivalent to a negative angle of –180° –60° –30° –330° –180° –60° –30° –330° ANSWER DOWNLOAD EXAMIANS APP
RC Circuits In a series RC circuit, when the frequency and the resistance are halved, the impedance cannot be determined without values is reduced to one-fourth is halved doubles cannot be determined without values is reduced to one-fourth is halved doubles ANSWER DOWNLOAD EXAMIANS APP
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