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 152.6Ω 1526Ω 942Ω 1200Ω 152.6Ω 1526Ω 942Ω 1200Ω ANSWER DOWNLOAD EXAMIANS APP
RL Circuits A 470Ω resistor and a coil with 125Ω inductive reactance are in parallel. Both components are across a 15 V ac voltage source. Current through the inductor is 32 mA 12 mA 152 mA 120 mA 32 mA 12 mA 152 mA 120 mA ANSWER DOWNLOAD EXAMIANS APP
RL Circuits Referring to Problem 23, the reactive power is 10 mVAR 6.76 mVAR 100 mVAR 148 mVAR 10 mVAR 6.76 mVAR 100 mVAR 148 mVAR ANSWER DOWNLOAD EXAMIANS APP
RL Circuits When the frequency of the voltage applied to a series RL circuit is increased, the phase angle increases decreases cannot be determined without values does not change increases decreases cannot be determined without values does not change ANSWER DOWNLOAD EXAMIANS APP
RL Circuits When the frequency is decreased, the impedance of a parallel RL circuit decreases is not a factor increases remains constant decreases is not a factor increases remains constant ANSWER DOWNLOAD EXAMIANS APP
RL Circuits A 12 kΩ resistor is in series with a 90 mH coil across an 8 kHz ac source. Current flow in the circuit, expressed in polar form, is I = 0.3 angle 0° mA. The source voltage, expressed in polar form, is 13.84 angle 69.4° V 0.3 angle 20.6° V 3.84 angle 20.6° V 12.8 angle 20.6° V 13.84 angle 69.4° V 0.3 angle 20.6° V 3.84 angle 20.6° V 12.8 angle 20.6° V ANSWER DOWNLOAD EXAMIANS APP
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