RL Circuits A 47Ω resistor is in series with an inductive reactance of 120Ω across an ac source. The impedance, expressed in polar form, is 120 angle 68.6° 47 angle 68.6° 129 angle 31.4° 129 angle 68.6° 120 angle 68.6° 47 angle 68.6° 129 angle 31.4° 129 angle 68.6° ANSWER DOWNLOAD EXAMIANS APP
RL Circuits Referring to Problem 23, the reactive power is 100 mVAR 6.76 mVAR 10 mVAR 148 mVAR 100 mVAR 6.76 mVAR 10 mVAR 148 mVAR ANSWER DOWNLOAD EXAMIANS APP
RL Circuits In a parallel RL circuit, there are 3 A rms in the resistive branch and 3 A rms in the inductive branch. The total rms current is 6 A 424 mA 4.24 A 42.4 A 6 A 424 mA 4.24 A 42.4 A ANSWER DOWNLOAD EXAMIANS APP
RL Circuits A 140Ω resistor is in parallel with an inductor having 60 inductive reactance. Both components are across a 12 V ac source. The magnitude of the total impedance is 5.51Ω 90Ω 55.15Ω 200Ω 5.51Ω 90Ω 55.15Ω 200Ω ANSWER DOWNLOAD EXAMIANS APP
RL Circuits A 1.2 kΩ resistor is in series with a 15 mH coil across a 10 kHz ac source. The magnitude of the total impedance is 1200Ω 1526Ω 152.6Ω 942Ω 1200Ω 1526Ω 152.6Ω 942Ω ANSWER DOWNLOAD EXAMIANS APP
RL Circuits When the frequency is decreased, the impedance of a parallel RL circuit is not a factor remains constant increases decreases is not a factor remains constant increases decreases ANSWER DOWNLOAD EXAMIANS APP