The value of current in two series $L C R$ circuits at resonance is same. Then

both circuits must be having same value of capacitance and inductance

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in both circuits ratio of

L

and

C

will be same

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for both the circuits

X_{L} / X_{C}

must be same at that frequency

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both circuits must have same impedance at all frequencies

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Solution

The correct option is C for both the circuits $X_{L} / X_{C}$ must be same at that frequency
From the formula of concept attached, $X_{L} = X_{C}$ in both the $L C R$ circuit . $\Rightarrow X_{L} / X_{C} = 1$ will be the same in both the circuits.

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