A two branch parallel circuit has a 20 resistance and 1 H inductance in one branch and a 100 F capacitor in the second branch. It is fed from 100 V ac supply, at resonance, the input impedance of the circuit is

A two branch parallel circuit has a 20 resistance and 1 H inductance

1.	A two branch parallel circuit has a 20 resistance and 1 H inductance in one branch and a 100 F capacitor in the second branch. It is fed from 100 V ac supply, at resonance, the input impedance of the circuit is
A.	500
B.	50
C.	20
D.	5
Answer» B. 50

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A two branch parallel circuit has a 20 resistance and 1 H inductance in one branch and a 100 F capacitor in the second branch. It is fed from 100 V ac supply, at resonance, the input impedance of the circuit is

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