When induced emf in inductor coil is 50%...

When induced `emf` in inductor coil is `50%` of its maximum value then stored energy in inductor coil in the given circuit at that instant will be:-

`2.5 mJ`

`5 mJ`

`15 mJ`

`20 mJ`

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

ELECTROMAGNETIC INDUCTION
RESONANCE|Exercise Exercis-2 PART 1|15 Videos
ELECTROMAGNETIC INDUCTION
RESONANCE|Exercise Exercis-2 PART 2|17 Videos
ELECTROMAGNETIC INDUCTION
RESONANCE|Exercise Exercis-1|63 Videos
ELECTRODYNAMICS
RESONANCE|Exercise Advanced level problems|31 Videos
ELECTROSTATICS
RESONANCE|Exercise HLP|39 Videos

Similar Questions

Explore conceptually related problems

Energy Stored in an Indutor || Inductor in a Circuit

The magnetic field at a point inside a 2.0 mH inductor coil becomes 0.80 of its maximum value in 20 mu s when the inducto is joined to a battery. Find the resistance of the circuit.

The energy stored in a 50 mH inductor carrying a current of 4 A will be

The energy stored in an inductor of self inductance L carrying current l, is given by

A coil having an inductance L and a resistance R is connected to a battery of emf epsilon . Find the time elapsed before (a) the current reaches half its maximum value, (b) the power dissipated in heat reaches half its maximum value and © the magnetic field energy stored in the circuit reaches half its maximum value.

An L-C circuit consists of an inductor with L = 0.0900 H and a capacitor of C = 4 x 10-4 F . The initial charge on the capacitor is 5.00 muC , and the initial current in the inductor is zero. (a) What is the maximum voltage across the capacitor? (b) What is the maximum current in the inductor? (c) What is the maximum energy stored in the inductor? (d) When the current in the inductor has half its maximum value, what is the charge on the capacitor and what is the energy stored in the inductor?

A coil of 10^(-2) H inductance carries a current I = 2sin (100t) A . When current is half of its maximum value , then at that instant the induced emf in the coil will be :

RESONANCE-ELECTROMAGNETIC INDUCTION-Exercis-1 PART 2

A cylindrical space of radius R is filled with a uniform magnetic indu...
Text Solution
|
In a cylindrical region uniform magnetic field which is perpendicular ...
Text Solution
|
A uniform magnetic field of induction B is confined to a cyclindrical ...
Text Solution
|
A wire of fixed length is wound on a solenoid of length l and radius r...
Text Solution
|
Two inductors L(1) and L(2) are connected in parallel and a time varyi...
Text Solution
|
In an LR circuit, current at t = 0 is 20 A. After 2 s it reduces to 18...
Text Solution
|
In the given circuit, let i(1) be the current drawn battery at time t=...
Text Solution
|
In a series L-R growth circuit, if maximum current and maximum voltage...
Text Solution
|
A solenoid having an iron core has its terminals connected across an i...
Text Solution
|
Two inductor coils of self inductance 3H and 6H respectively are conne...
Text Solution
|
The battery shown in the figure is ideal.The values are epsilon=10 V,R...
Text Solution
|
When induced emf in inductor coil is 50% of its maximum value then sto...
Text Solution
|
An inductor coil stores U energy when i current is passed through it a...
Text Solution
|
Two coils are at fixed location: When coil 1 has no corrent and the cu...
Text Solution
|
A rectangular loop of sides 'a' and 'b' is placed in xy plane. A very ...
Text Solution
|
Two coils of self inductance 100 mH and 400 mH are placed very closed ...
Text Solution
|
A long straight wire is placed along the axis of a circuit ring of rad...
Text Solution
|
The frequency of oscillation of current in the inductor is:
Text Solution
|
In the given LC circuit if initially capacitor C has change Q on it an...
Text Solution
|
A circuit containing capacitors C(1) and C(2) as shown in the figure a...
Text Solution
|