In an LCR series combination R= 400 `Omega` L =100 mH and C = `1 muF `.
This combination is connected to a 25 sin 2000 t volt voltage source . Find (i) the impedance of the circuit .
(ii) the peak value of the ciruit current .

A series LCR circuit is made by taking R = 100 Omega, L = (2)/(pi) and C = (100)/(pi) mu F . The series combination is connected across an a.c. source of 220 V, 50 Hz. Calculate impedance of the circuit and peak value of current flowing n the circuit. What is power factor of the circuit ? Compare it with one at resonance frequency.

An LCR series circuit with L = 100 mH, C = 100 muF, R = 120 Omega is connected to an AC source of emf epsilon = (30 V) sin (100s^(-1))t . Find the impedane, the peak current and the resonant frequency of the circuit.

A series RC combination is connected to an a.c.voltage of angular frequency omega=500rad/s if impedance of the R-C circuit is R sqrt(1.25) ,the time constant (in millisecond) of circuit is...

In an L.C.R series circuit R = 1Omega, X_(L) = 1000Omega" and "X_(C) = 1000Omega . A source of 100 m.volt is connected in the circuit the current in the circuit is

A series R-C combination is connected to an AC voltage of angular frequency omega = 500 rad/s. If the impedance of the R-C circuit is R sqrt(1.25) , the time constant (in millisecnd ) of the circuit is

If resistance R =100 Omega, inductance L = 12mH and capacitance C=15muF are connected in series to an AC sources, then at resonance the impedance of circuit is

An LCR circuit contains R=50 Omega, L=1 mH and C=0.1 muF . The impedence of the circuit will be minimum for a frequency of

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

A series LCR circuit has R=5 Omega, L=40 mH and C=1mu F , the bandwidth of the circuit is