RC Circuits A positive angle of 30° is equivalent to a negative angle of –330° –60° –180° –30° –330° –60° –180° –30° ANSWER DOWNLOAD EXAMIANS APP
RC Circuits In the complex plane, the number 4 + j3 is located in the first quadrant fourth quadrant second quadrant third quadrant first quadrant fourth quadrant second quadrant third quadrant 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 9.2 mA 4.6 mA 460 mA 92 mA 9.2 mA 4.6 mA 460 mA 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? 0.411 V 45.6 V 411.3 V 4.11 V 0.411 V 45.6 V 411.3 V 4.11 V ANSWER DOWNLOAD EXAMIANS APP
RC Circuits An ac circuit consists of a resistor and a capacitor. To increase the phase angle above 45°, the following condition must exist: R = XC R > XC R < XC R = 5XC R = XC R > XC R < XC R = 5XC ANSWER DOWNLOAD EXAMIANS APP
RC Circuits The complex number 40 angle 55° is equivalent to 55 + j55 22.94 + j32.76 40 + j40 45.88 + j65.52 55 + j55 22.94 + j32.76 40 + j40 45.88 + j65.52 ANSWER DOWNLOAD EXAMIANS APP
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