RC Circuits A 47Ω resistor and a capacitor with a capacitive reactance of 120 are in series across an ac source. What is the circuit impedance, Z? 73Ω 129Ω 12.9Ω 167Ω 73Ω 129Ω 12.9Ω 167Ω 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 = 5XC R > XC R < XC R = XC R = 5XC R > XC R < XC ANSWER DOWNLOAD EXAMIANS APP
RC Circuits Point +4 on the complex plane is 4 units left of the origin on the real axis 4 units above the origin on the j axis 4 units right of the origin on the real axis 4 units below the origin on the j axis 4 units left of the origin on the real axis 4 units above the origin on the j axis 4 units right of the origin on the real axis 4 units below the origin on the j axis ANSWER DOWNLOAD EXAMIANS APP
RC Circuits The complex number 6 + j6 is equivalent to 8.4890° 3645° 8.4845° 645° 8.4890° 3645° 8.4845° 645° 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 = 47Ω – j150Ω Z = 197Ω Z = 103Ω Z = 47Ω + j150Ω Z = 47Ω – j150Ω Z = 197Ω Z = 103Ω ANSWER DOWNLOAD EXAMIANS APP
RC Circuits A 2 kΩ resistor and a 0.002 μF capacitor are in series across an ac source. Current in the circuit is 6.50 mA. The true power is 130 mW 84.5 mW 845 mW 13 mW 130 mW 84.5 mW 845 mW 13 mW ANSWER DOWNLOAD EXAMIANS APP
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