For an A.C. circuit shown in figure, show that the resonance frequency is given by `f=(1)/(2 pi) sqrt((1)/(LC)-(R^(2))/(L^(2)))`.

In the L-C-R circuit as shown in figure,

In a series L-C-R circuit shown in the figure , what is the resonance frequency and the current at the resonating frequency?

In the circuit shown in figure , R_(1)=R_(2)=R_(3)=R. Match the following

In an L-C-R series, AC circuit at resonance

Assertion (A) If the frequency of the applied AC is doubled , then the power factor of a series R-L circuit decreases. Reason (R ) Power factor of series R-L circuit is given by costheta=(2R)/(sqrt(R^(2)+omega^(2)L^(2)))

In an L C R circuit having L = 8 H, C = 0 5muF and R=100Omega in series, the resonance frequency in rad/s is

An inductor L and a capacitor C are connected in the circuit as shown in the figure. The frequency of the power supply is equal to the resonant frequency of the circuit. Which ammeter will read zero ampere

In the circuits shown in the figures, the galvanometers show no deflection. Find the ratio of R_(1) and R_(2) .

In an AC circuit as shown in the figure, the source is of r.m.s voltage 200 V and variable frequency. At resonance, the circuit