RC Circuits When the frequency of the source voltage decreases, the impedance of a parallel RC circuit does not change decreases to zero increases decreases does not change decreases to zero increases decreases 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 = 103Ω Z = 47Ω – j150Ω Z = 197Ω Z = 47Ω + j150Ω Z = 103Ω Z = 47Ω – j150Ω Z = 197Ω Z = 47Ω + j150Ω ANSWER DOWNLOAD EXAMIANS APP
RC Circuits In a series RC circuit, 12 V(rms) is measured across the resistor and 15 V(rms) is measured across the capacitor. The rms source voltage is 27 V 1.9 V 3 V 19.2 V 27 V 1.9 V 3 V 19.2 V ANSWER DOWNLOAD EXAMIANS APP
RC Circuits What is the value of the hypotenuse of a right triangle whose sides are 12 and 18? 2.16 4.24 3.46 21.63 2.16 4.24 3.46 21.63 ANSWER DOWNLOAD EXAMIANS APP
RC Circuits A 470 resistor and a 0.2 F capacitor are in parallel across a 2.5 kHz ac source. The admittance, Y, in rectangular form, is 2.12 mS + j3.14 mS 3.14 mS + j2.12 mS 318.3 212 2.12 mS + j3.14 mS 3.14 mS + j2.12 mS 318.3 212 ANSWER DOWNLOAD EXAMIANS APP
RC Circuits What is the angular difference between +j4 and –j4? 180° 270° 90° 30° 180° 270° 90° 30° ANSWER DOWNLOAD EXAMIANS APP
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