A circuit excited by voltage V has a resistance R which is in series with an inductor and capacitor, which are connected in parallel. The voltage across the resistor at the resonant frequency is ___________(a) 0(b) \(\frac{V}{2}\)(c) \(\frac{V}{3}\)(d) VThis question was posed to me by my college director while I was bunking the class.My question is based upon Advanced Problems Involving Complex Circuit Diagram in division Network Theory and Complex Circuit Diagram of Network Theory

A circuit excited by voltage V has a resistance R which is in series w

1.	A circuit excited by voltage V has a resistance R which is in series with an inductor and capacitor, which are connected in parallel. The voltage across the resistor at the resonant frequency is ___________(a) 0(b) \(\frac{V}{2}\)(c) \(\frac{V}{3}\)(d) VThis question was posed to me by my college director while I was bunking the class.My question is based upon Advanced Problems Involving Complex Circuit Diagram in division Network Theory and Complex Circuit Diagram of Network Theory
Answer» Right choice is (a) 0 For EXPLANATION: DYNAMIC resistance of the TANK circuit, ZDY = \(\frac{L}{RLC}\) But given that RL = 0 So, ZDY = \(\frac{L}{0XC}\) = ∞ Therefore current through circuit, I = \(\frac{V}{∞}\) = 0 ∴ VD = 0.

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