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? 411.3 V 45.6 V 4.11 V 0.411 V 411.3 V 45.6 V 4.11 V 0.411 V ANSWER DOWNLOAD EXAMIANS APP
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 100 mA 200 mA 282 mA 141 mA 100 mA 200 mA 282 mA 141 mA ANSWER DOWNLOAD EXAMIANS APP
RC Circuits The voltages in Problem 4 are measured at a certain frequency. To make the capacitor voltage greater than the resistor voltage, the frequency must be decreased is held constant has no effect must be increased must be decreased is held constant has no effect must be increased ANSWER DOWNLOAD EXAMIANS APP
RC Circuits The complex number 6 + j6 is equivalent to 8.4890° 8.4845° 3645° 645° 8.4890° 8.4845° 3645° 645° ANSWER DOWNLOAD EXAMIANS APP
RC Circuits A resistor and a capacitor are in series across a 20 V ac source. Circuit impedance is 4.33 k. Current flow in the circuit is 92 mA 460 mA 4.6 mA 9.2 mA 92 mA 460 mA 4.6 mA 9.2 mA 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 Z = 150 angle 180° Ω Z = 150 angle – 90° Ω Z = 150 –90° Ω Z = 150 Z = 150 angle 180° Ω Z = 150 angle – 90° Ω Z = 150 –90° Ω ANSWER DOWNLOAD EXAMIANS APP
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