Home
Class 12
PHYSICS
In the RL circuit shown in the given fig...

In the RL circuit shown in the given figure, the resistance, `R=30Omega`, reactance, `X_(L)=40Omega` and peak emf, `E_(o)=220V`.

Calculate
(i) the impedence Z.
(ii) phase difference between the emf and current
(iii) the peak current `I_(o)` in circuit

Text Solution

Verified by Experts

For LR circuit, calculate `Z=sqrt(R^(2)+X_(L)^(2)),phi=tan^(-1)((X_(L))/(R))"and" I_(0)=(V_(0))/(Z)`
Promotional Banner

Similar Questions

Explore conceptually related problems

In a series LCR circuit resistance R = 10Omega and the impedance Z = 10 Omega The phase difference between the current and the voltage is

In the circuit shown in figure find: a. the current in the 3.00 Omega resistor,b. the unknown emfs E_1 and E_2 and c the resistance R .

An AC voltage is applied to a resistance R and an inductance L in series. If R and the inductive reactance are both equal to 3 Omega , the phase difference between the applied voltage and the current in the circuit is

An AC voltage is applied to a resistance R and an inductance L in series. If R and the inductive reactance are both equal to 3 Omega , the phase difference between the applied voltage and the current in the circuit is

In the circuit shown in figure : R = 10 Omega , L = (sqrt(3))/(10) H, R_(2) = 20 Omega and C = (sqrt(3))/(2) mF . Current in L - R_(1) circuit is I_(1) in C - R_(1) circuit is I_(2) and the main current is I At some instant current in L - R_(1) circuit is 10 A . At the same instant current in C - R_(2) branch will be

In a given series LCR circuit R=4Omega, X_(L)=5Omega and X_(C)=8Omega , the current

For a series RLC circuit R=X_(L)=2X_(C) . The impedence of the current and phase different (between) V and i will be

A 100 mu F capacitor in series with a 40 Omega resistance is connected to a 100 V_(1) 60 Hz supply. Calculate (i) the reactance (ii) the impedance and (iii) maximum current in the circuit.

An alternating emf 200 virtual volts at 50 Hz is connected to a circuit resistance 1Omega and inductance 0.01 H . What is the phase difference between the current and the emf in the circuit? Also, find the virtual current in the circuit.

In the circuit shown, current through the resistance 2Omega is i_1 and current through the resistance 30Omega is i_2 . The ratio i_1/i_2 is equal to