RL Circuits In a series RL circuit, 12 V rms is measured across the resistor, and 14 V rms is measured across the inductor. The peak value of the source voltage is 26.0 V 18.4 V 2 V 20 V 26.0 V 18.4 V 2 V 20 V ANSWER DOWNLOAD EXAMIANS APP
RL Circuits The voltages in Problem 5 are measured at a certain frequency. To make the resistor voltage less than the inductor voltage, the frequency is decreased increased doubled not a factor decreased increased doubled not a factor ANSWER DOWNLOAD EXAMIANS APP
RL Circuits When the resistor voltage in a series RL circuit becomes less than the inductor voltage, the phase angle increases decreases is not affected cannot be determined increases decreases is not affected cannot be determined 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 152.6Ω 1200Ω 1526Ω 942Ω 152.6Ω 1200Ω 1526Ω 942Ω ANSWER DOWNLOAD EXAMIANS APP
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 129 angle 68.6° 120 angle 68.6° 129 angle 31.4° 47 angle 68.6° 129 angle 68.6° 120 angle 68.6° 129 angle 31.4° 47 angle 68.6° ANSWER DOWNLOAD EXAMIANS APP
RL Circuits A 1.5 kΩ resistor and a coil with a 2.2 kΩ inductive reactance are in series across an 18 V ac source. The power factor is 564 55.7 0.564 6.76 564 55.7 0.564 6.76 ANSWER DOWNLOAD EXAMIANS APP
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