At resonance frequency the impedance in series LCR circuit is

maximum

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minimum

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zero

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Infinity

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Solution

The correct option is B minimum
At resonance frequency, the Inductive and capacitive reactance are equal.
$i . e . X_{L} = X_{C}$
$∴ I m p e d a n c e, Z = \sqrt{R^{2} + (X_{L} - X_{C})^{2}} = \sqrt{R^{2} + 0^{2}} = R$

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At resonance frequency the impedance in series LCR circuit is

The correct option is B minimumAt resonance frequency, the Inductive and capacitive reactance are equal.i.e.XL=XC∴Impedance,Z=√R2+(XL−XC)2=√R2+02=R

The correct option is B minimum
At resonance frequency, the Inductive and capacitive reactance are equal.
$i . e . X_{L} = X_{C}$
$∴ I m p e d a n c e, Z = \sqrt{R^{2} + (X_{L} - X_{C})^{2}} = \sqrt{R^{2} + 0^{2}} = R$