What is the total impedance of a circuit with a 20 ohm resistor, a 50 ohm capacitive reactance, 30 ohm inductive reactance in parallel?
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Expert's answer
2020-08-25T11:13:11-0400
For the parallel circuit: Z1=R12+X12 , where Z is impedance, R - resistance, X - reactance. X1=XL1−XC1. Hence, Z1=R12+(XL1−XC1)2=2012+(301−501)2=
=(4001+(150020)2=0.052Ohm−1. Thus, the total impedance is Z=0.0521=19.23Ohm.
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