In a series RLC circuit fed from an AC source, the amplitude of the voltage across the resistor is 120 V and the amplitude of the voltages across the capacitor and inductor is 50 V each at resonance. What is the amplitude of the source voltage?

In a series RLC circuit fed from an AC source, the amplitude of the vo

1.	In a series RLC circuit fed from an AC source, the amplitude of the voltage across the resistor is 120 V and the amplitude of the voltages across the capacitor and inductor is 50 V each at resonance. What is the amplitude of the source voltage?
A.	80 V
B.	120 V
C.	170 V
D.	220 V
Answer» C. 170 V

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In a series RLC circuit fed from an AC source, the amplitude of the voltage across the resistor is 120 V and the amplitude of the voltages across the capacitor and inductor is 50 V each at resonance. What is the amplitude of the source voltage?

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