What is power dissipation in an ac circuit in which voltage and current are given by : `V= 300 sin (ωt+(pi/r))` and I = 5 sin ωt?

What is the phase difference between voltage and current in L-C-R circuit at resonance?

A 25 µ F capacitor, a 0.1 henry inductor and a 25 Ω resistor are connected in series with an ac source with voltage. V = 310 sin 314t. (a) What is the frequency of the voltage ? (b) Calculate the reactance and impedance and (c) current in the circuit.

Prove that average power consumed in an ac circuit is P_(av) =I_(mns)* V_(mns) * cos theta .

An a.c. source of e.m.f. V_msinwt is connected with a circuit which contains an inductorL, a capacitor C and a resistor R in series. Establish the differential equation of e.m.f and find the total impedance of the series LCR circuit. What is quality factor of the circuit.