RL Circuits A 470Ω resistor and a 200 mH coil are in parallel. Both components are across a 1.5 kHz ac source. The total admittance of the circuit, in polar form, is 12.60 angle –76° mS 12.18 angle –76° mS 218 angle –76° mS 12.18 angle 76° mS 12.60 angle –76° mS 12.18 angle –76° mS 218 angle –76° mS 12.18 angle 76° mS 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
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 55.15Ω 5.51Ω 200Ω 90Ω 55.15Ω 5.51Ω 200Ω 90Ω ANSWER DOWNLOAD EXAMIANS APP
RL Circuits To increase the current in a series RL circuit, the frequency should be increased should be decreased cannot be determined without values should be constant should be increased should be decreased cannot be determined without values should be constant ANSWER DOWNLOAD EXAMIANS APP
RL Circuits If a load is purely inductive and the reactive power is 12 VAR, the apparent power is 6 VA 0 VA 24 VA 12 VA 6 VA 0 VA 24 VA 12 VA ANSWER DOWNLOAD EXAMIANS APP
RL Circuits When the frequency is decreased, the impedance of a parallel RL circuit increases is not a factor remains constant decreases increases is not a factor remains constant decreases ANSWER DOWNLOAD EXAMIANS APP
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