A 90 Ω resistor, a coil with 30 Ω of reactance, and a capacitor with 50 Ω of reactance are in series across a 12 V ac source. The current through the resistor is

A 90 Ω resistor, a coil with 30 Ω of reactance, and a capacitor with

1.	A 90 Ω resistor, a coil with 30 Ω of reactance, and a capacitor with 50 Ω of reactance are in series across a 12 V ac source. The current through the resistor is
A.	9 mA
B.	90 mA
C.	13 mA
D.	130 mA
Answer» E.