Phasor Diagram in AC

When the frequency is decreased the impedance of a parallel RL circuit?

At ________frequencies the parallel R-L circuit behaves as purely resistive.

A unit step voltage is applied at t = 0 to a series R-L circuit with zero initial conditions

 When a sinusoidal voltage is applied across R-L series circuit having R = X_L , the phase angle will be

What is XL and XC in RLC circuit?

What is the current and voltage relationship in RC series circuit?

How do you draw a phasor diagram for an RLC circuit?

How do you draw a phasor diagram for RC circuit?

How do you draw a phasor diagram for RC circuit?

Draw phasor diagram for a series LCR circuit with alternating voltage source, determine the expression for the impedance of the circuit.

In the following circuit the readings of AC voltmeters and ammeters will be respectively-

$200 \mathrm{\Omega }$ resistance and $1 \mathrm{H}$ inductance are connected in series with an $\mathrm{AC}$ circuit. The frequency of the source is $\frac{200}{2\pi } \mathrm{Hz}$. Then phase difference in between $\mathrm{V}$ and $\mathrm{I}$ will be :-

The voltage and current through a circuit element are $V=100\sin \left(314t+45°\right) \mathrm{V}\text{,} i=10\sin \left(314t+315°\right) \mathrm{A}$. Then, circuit element is,

The given figure represents the phasor diagram of a series $\mathrm{LCR}$ circuit connected to an ac source. At the instant $t\text{'}$t' when the source voltage is given by $V=V_0\cos \left(\omega t^{\text{'}}\right)$, the current in the circuit will be :

In the question $44,$ the phase difference between the voltage across the source and current is

In series $\mathrm{LCR}$ circuit, the phase angle between supply voltage and current is

Voltage and current in an AC circuit are given by $V=5\sin \left(100 \pi t-\frac{\pi }{6}\right)$ and $I=4\sin \left(100\pi t+\frac{\pi }{6}\right)$

For the equation $\mathrm{y}\left(\mathrm{t}\right)=5\left(\mathrm{cm}\right)\left[\sin \left(3\mathrm{\pi t}\right)+\sqrt{3}\cos \left(3\mathrm{\pi t}\right)\right]$ where $\mathrm{t}$ is in seconds, find amplitude and time period.

In an A.C. circuit, the resistance $\left(R\right)$ is connected in series with an inductor of self-inductance $\left(L\right)$. If phase angle between voltage and current be ${45}^o$ , the value of inductive reactance $\left(X_L\right)$ will be equal to.....

In an L.C.R. series a.c. circuit, the current