Series Combination of Inductor and Capacitor Connected to Ac Source| Lcr Circuit

For an LCR circuit connected to the AC source match the following

(a) In a series LCR circuit connected across an AC source of variable frequency, obtain the expression for its impedance and draw a plot showing its variation with frequency of the AC source. (b) What is the phase difference between the voltages across inductor and the capacitor at resonance in the LCR circuit ? (c ) When and inductor is connected to a 200 V DC voltage, a current of 1Aflows trough it. when the same inductor is connected to a 200 V, 50 Hz AC source, only 0.5 A current flows. Explain, why ? Also, calculate the self inductance of the inductor.

What will be the impedance of the circuit when resistance (R) and capacitor having capacitance C are connected with AC source of frequency f in series combination :-

In the given circuit, the AC source has omega = 100 rad/s. Considering the inductor and capacitor to be ideal, the correct choice(s) is (are)

[" 47.An AC source is initially connected to a resistor "R'],[" Situation "-1:" If an inductor is connected in series with the resistor,the impedance in "],[" the circuit is "sqrt(3)R],[" Situation "-2:" If a capacitor is connected in series with resistor,the impedance in the "],[" circuit is "2R],[" Situation "-3:" Both the inductor and the capacitor are connected in series to the "],[" resistor."],[" In situation "3," if the phase of current and potential difference across the source is "phi],[" then "|cot phi|=p pi" where "p" is nearly ".......]

In the given circuit, the AC source has omega=50 rad//s . Considering the inductor and capacitor to be ideal, the correct choice (s) is (are):

A variable inductor inductor is connected to an AC source. When inductance increases, The reactance

An inductor and a resistor are connected in series with an ac source. In this circuit.