RC Circuits What is the value of the hypotenuse of a right triangle whose sides are 12 and 18? 3.46 4.24 21.63 2.16 3.46 4.24 21.63 2.16 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 –90° Ω Z = 150 Z = 150 angle – 90° Ω Z = 150 angle 180° Ω Z = 150 –90° Ω Z = 150 Z = 150 angle – 90° Ω Z = 150 angle 180° Ω ANSWER DOWNLOAD EXAMIANS APP
RC Circuits A 47Ω resistor and a capacitor with 150Ω of capacitive reactance are in series across an ac source. The impedance, expressed in rectangular form, is Z = 47Ω – j150Ω Z = 103Ω Z = 47Ω + j150Ω Z = 197Ω Z = 47Ω – j150Ω Z = 103Ω Z = 47Ω + j150Ω Z = 197Ω ANSWER DOWNLOAD EXAMIANS APP
RC Circuits In a series RC circuit, when the frequency and the resistance are halved, the impedance cannot be determined without values doubles is reduced to one-fourth is halved cannot be determined without values doubles is reduced to one-fourth is halved ANSWER DOWNLOAD EXAMIANS APP
RC Circuits For a certain load, the true power is 150 W and the reactive power is 125 VAR. The apparent power is 275 W 25 W 19.52 W 195.2 W 275 W 25 W 19.52 W 195.2 W 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 must be increased is held constant has no effect must be decreased must be increased is held constant has no effect ANSWER DOWNLOAD EXAMIANS APP
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