An R-L-C series resonant circuit, if inductance of the circuit is made double and the ___

An R-L-C series resonant circuit, if inductance of the circuit is made double and the capacitance is made half, which of the following will be affected?

A. Resonant frequency
B. Selectivity of the circuit
C. Current at resonant frequency
D. Impedance at resonant frequency

Show Answer

Answer: B

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