An inductance `L` and capacitance `C` and resistance `R` are connected in series across an `AC` source of angular frequency `omega`. If `omega^(2)gt (1)/(LC)` then

An inductance L , a cpacitance C and a resistance R may be connected to an AC souorce of angular frequency omega in three different combinations of RC, RL and LC in series. Assume that omegaL=1/(omegaC) . The power drawn by the three combinatios are P_(1), P_(2), P_(3) respectively. THen

Resistor of resistance R and capacitor of capacitance C are connected in series to an AC source of angular frequency omega . Rms current in the circuit is I. When frequency of the source is changed to one - third of initial value keeping the voltage same then current is found to be halved. Find the ratio of reactance of capacitor to that with resistance at the original frequency omega .

An inductance L having a resistance R is connected to an alternating source of angular frequency omega .The quality factor Q of the inductance is

A charged capacitor discharges through a resistance R with time constant tau . The two are now placed in series across an AC source of angular frequency omega =1/(tau) . The impedance of the circuit will be

If resistance R = 10 Omega , inductance L = 2 mH and capacitance C = 5 muF are connected in series to an AC source of frequency 50 Hz, then at resonance the impedance of circuit is

An inductor of inductance L and ressistor of resistance R are joined in series and connected by a source of frequency omega . Power dissipated in the circuit is

An inductance of 0.5 H, a capacitance of 1muF and a resistance of 100 Omega are connected in series and a source of A.C. emf of r.m.s. value 20 V and frequency 50 Hz is connected across the combination. The average power consumed over one cycle is

A resistance (R), inductance (L) and capacitance (C) are connected in series to an ac source of voltage V having variable frequency. Calculate the energy delivered by the source to the circuit during one period if the operating frequency is twice the resonance frequency.