An ac-circuit having supply voltage E co...

An ac-circuit having supply voltage E consists of a resistor of resistance `3Omega` and an inductor of reactance `4Omega` as shown in the figure. The voltage across the resistane at `t=pi/omega` is

6.4V

10V

zero

4.8V

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

ALTERNATING CURRENT
DC PANDEY ENGLISH|Exercise Level 2 Subjective|10 Videos
ATOMS
DC PANDEY ENGLISH|Exercise MEDICAL ENTRANCES GALLERY|42 Videos

Similar Questions

Explore conceptually related problems

For the circuit shown in figure, determine the voltage across 4 Omega resistors in volt ?

In the circuit, 8 resistors of 2 Omega and 8 resistors of 4 Omega are connected as shown in the figure. The current in the branch AB is

A series AC circuit has a resistance of 4 Omega and a reactance of 3 Omega . The impedance of the circuit is

Sixteen resistor, each resistane 16 Omega are connected in the circuit as shown in fig. the net resistance between A and B is

For the circuit shown in figure, find the voltage acrss 10Omega resistor and the current passing through it.

An alternating supply of 220 V is applied across a circuit with resistance 22 Omega and impedance 44 Omega . The power dissipated in the circuit is

A cell of e.m.f. 2 V and internal resistance 1.2 Omega is connected to an ammeter of resistance 0.8 Omega and two resistors of 4.5 Omega and 9 Omega as shown in Fig. find : the potential difference across the 4.5 Omega resistor.

Twelve resistors each of resistance 1 Omega are connected in the circuit shown in figure. Net resistance between point A and H would be

A series circuit connected across a 200 V, 60 Hz line consists of a capacitive reactance 30 Omega non inductive resistor of 44 Omega and a coil of inductive reactance 90 Omega and resistance 36 Omega as shown in the diagram The power dissipated in the inductance coil is

DC PANDEY ENGLISH-ALTERNATING CURRENT-JEE MAIN

A capacitor of capacity 2muF is changed to a potential different of 12...
Text Solution
|
The power factor of the circuit in fig. is 1//sqrt(2). The capacitance...
Text Solution
|
An ac-circuit having supply voltage E consists of a resistor of resis...
Text Solution
|
In series LR circuit, X(L) = 3 R. Now a capacitor with X(C ) = R is ad...
Text Solution
|
For L-R circuit, the time constant is equal to
Text Solution
|
Dimensions of underset("electric flux")overset("magnetic flux") to are
Text Solution
|
A current of 2A is increasing at a rate of 4A//s through a coil of ind...
Text Solution
|
In an LR circuit, current at t=0 is 20A . After 2s it reduced to 18A. ...
Text Solution
|
A coil of inductance 1H and neligible resistance is connected to a sou...
Text Solution
|
The ratio of time constant during current growth and current decay of...
Text Solution
|
In an L-R circuit connected to a battery of constant emf E, switch is ...
Text Solution
|
Some magnetic flux is changed from a coil resistance 10Omega. As a res...
Text Solution
|
Two circular coils A and B are facing each other in shown figure. The ...
Text Solution
|
Two coils are at fixed location: When coil 1 has no corrent and the cu...
Text Solution
|
Two identical coaxial circular loops carry a current i each circulatin...
Text Solution
|
Two coil A and B have coefficient of mutual inductance M=2H. The magne...
Text Solution
|
A square coil ABCD lying in x-y plane with its centre at origin. A lon...
Text Solution
|
A conducting rod AB of length l=1m is moving at a velocity vA=4m//s ma...
Text Solution
|
A cylindrical space of radius R is filled with a uniform magnetic indu...
Text Solution
|
A semicircle conducting ring of radius R is placed in the xy plane, as...
Text Solution
|