Resonance in Parallel LCR Circuit

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Resonance in Parallel LCR Circuit: Overview

This topic covers concepts, such as Parallel Resonant Circuit, Phasor Diagram for Parallel Resonant Circuit, Derivation of Resonant Frequency in Parallel Resonant Circuit, and Current Versus Frequency Graph for Parallel Resonant Circuit.

Important Questions on Resonance in Parallel LCR Circuit

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Draw a current versus frequency graph for parallel resonant circuit.

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The current is minimum in _____ LCR circuit?

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The current is minimum in parallel LCR circuit?

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Why the current is minimum in parallel LCR circuit?

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In the parallel RLC circuit, the inductance current vector IL _____ the voltage vector by 90°.

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In the parallel RLC circuit, the inductance current vector IL lags the voltage vector by 90°.

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The LC parallel resonant circuit

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What is a parallel resonant circuit? Draw its phasor diagram.

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Draw phasor diagram for parallel resonant circuit.

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What is the value of current in RLC parallel circuit at resonance frequency

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In series RLC circuit, at resonance condition impedance is purely resistive, and it is equal to _____.

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The resonant frequency of the series LCR circuit is expressed as. fr = 1/2π√(LC)

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What is meant by resonance in an LCR circuit?

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A resonant circuit is formed when a capacitor and inductor (coil) are in _____ or in series.

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 Parallel resonance circuit also known as current resonance.

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What is a parallel resonant circuit?

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What is parallel resonant circuit? State conditions for parallel resonance. Obtain an expression for resonant frequency.

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Cotyledons are also called-