RC Circuits In a parallel RC circuit, there is 100 mA through the resistive branch and 100 mA through the capacitive branch. The total rms current is 200 mA 100 mA 282 mA 141 mA 200 mA 100 mA 282 mA 141 mA ANSWER DOWNLOAD EXAMIANS APP
RC Circuits A 6 kHz sinusoidal voltage is applied to a series RC circuit. The frequency of the voltage across the resistor is 0 Hz 18 kHz 12 kHz 6 kHz 0 Hz 18 kHz 12 kHz 6 kHz ANSWER DOWNLOAD EXAMIANS APP
RC Circuits When the frequency of the source voltage decreases, the impedance of a parallel RC circuit increases decreases does not change decreases to zero increases decreases does not change decreases to zero ANSWER DOWNLOAD EXAMIANS APP
RC Circuits A 12 kΩ resistor is in series with a 0.02 μF capacitor across a 1.2 kHz ac source. If the current is expressed in polar form as I = 0.3 angle 0° mA, what is the source voltage expressed in polar form? 45.6 V 4.11 V 411.3 V 0.411 V 45.6 V 4.11 V 411.3 V 0.411 V ANSWER DOWNLOAD EXAMIANS APP
RC Circuits A capacitor with 150Ω of capacitive reactance is across an ac source. The impedance, expressed in polar form, is Z = 150 angle 180° Ω Z = 150 Z = 150 –90° Ω Z = 150 angle – 90° Ω Z = 150 angle 180° Ω Z = 150 Z = 150 –90° Ω Z = 150 angle – 90° Ω ANSWER DOWNLOAD EXAMIANS APP
RC Circuits A 2 k resistor is in series with a 0.015 F capacitor across a 15 kHz ac source. What is the magnitude of the total impedance and the phase angle? 2121 and θ = –19.5° 707 and θ = –19.5° 734 and θ = –38.9° 73.4 and θ = –19.5° 2121 and θ = –19.5° 707 and θ = –19.5° 734 and θ = –38.9° 73.4 and θ = –19.5° ANSWER DOWNLOAD EXAMIANS APP
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