Correct Answer: Option C

Explanation

Effective voltage in an RLC circuit is given by V = \(\sqrt{V_R^2 + (V_L - V_C)^2}\)

V =  \(\sqrt{3^2 + (6 - 2)^2}\) =  \(\sqrt{3^2 + 4^2}\) =  \(\sqrt{9 + 16}\)

 = 5V

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