RC Circuits Point +4 on the complex plane is 4 units right of the origin on the real axis 4 units below the origin on the j axis 4 units above the origin on the j axis 4 units left of the origin on the real axis 4 units right of the origin on the real axis 4 units below the origin on the j axis 4 units above the origin on the j axis 4 units left of the origin on the real axis ANSWER DOWNLOAD EXAMIANS APP
RC Circuits What is the value of the hypotenuse of a right triangle whose sides are 12 and 18? 2.16 21.63 4.24 3.46 2.16 21.63 4.24 3.46 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 9.2 mA 460 mA 92 mA 4.6 mA 9.2 mA 460 mA 92 mA 4.6 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 has no effect must be decreased must be increased is held constant has no effect must be decreased must be increased is held constant 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° 73.4 and θ = –19.5° 707 and θ = –19.5° 734 and θ = –38.9° 2121 and θ = –19.5° 73.4 and θ = –19.5° 707 and θ = –19.5° 734 and θ = –38.9° ANSWER DOWNLOAD EXAMIANS APP
RC Circuits When the frequency of the source voltage decreases, the impedance of a parallel RC circuit does not change decreases to zero increases decreases does not change decreases to zero increases decreases ANSWER DOWNLOAD EXAMIANS APP
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