The mutual inductance between two coils ...

The mutual inductance between two coils is `1.25` henry. If the current in the primary changes at the rate of `80 ampere//second`, then the induced e.m.f. in the secondary is

`12.5 V`

`64.0 V`

`0.016 V`

`100.0 V`

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

ELECTRO MAGNETIC INDUCTION
ERRORLESS |Exercise OT|3 Videos
ELECTRO MAGNETIC INDUCTION
ERRORLESS |Exercise Motional EMI|1 Videos
CURRENT ELECTRICITY
ERRORLESS |Exercise Self Evaluation Test -19|23 Videos
ELECTRON, PHOTON, PHOTOELECTRIC EFFECT AND X-RAYS
ERRORLESS |Exercise Self Evaluation Test|3 Videos

Similar Questions

Explore conceptually related problems

The coefficient of mutual induction between two coils is 4H . If the current in the primary reduces from 5A to zero in 10^(-3) second, then the induced e.m.f. in the secondary coil will be

The mutual inductance between two coils is 2.5 H. If the current in one coil is changed at the rate of 1 As^(-1), what will be the emf induced in the other coil?

In a transformer , the coefficient of mutual inductance between the primary and the secondary coil is 0.2 henry. When the current changes by 5 ampere//second in the primary, the induced e.m.f. in the secondary will be

The mutual inductance between two coils is 0.5 H .It the current in one coil is changed at the rate of 5 A//s ,what will be the emf induced in the other coil?

The mutual inductance between two coils is 3 H. If the current in one coil is changed at a rate of 5 A// s , what will be the emf induced in the other coil?

The coefficient of mutual inductance of the two coils is 0.5 H . If the current is increased from 2 to 3 A ln 0.01 sec . In one of them, then the induced e.m.f. in the second coil is :

The self-induced e.m.f in a 0.1H coil when the current in it is changing at the rate of 200 ampere//second is

The coefficient of mutual inductance of the two coils is 0.5 H. if the current is increased form 2 to 3 A in 0.1 sec. in one of them, then find the induced e.m.f in the second coil in Volts.

Two coils have mutual inductance of 1.5 henry. If current in primary circuit is raised to 5 ampere in one millisecond after closing the circuit, what is the e.m.f. Induced in the secondary ?

ERRORLESS -ELECTRO MAGNETIC INDUCTION-SET

The mutual inductance between two coils is 1.25 henry. If the current ...
Text Solution
|
The figure shows four wire loops, with edge length of either L or 2L. ...
Text Solution
|
A circular coil and a bar magnet placed nearby are made to move in the...
Text Solution
|
A square coil ABCD lying in x-y plane with its centre at origin. A lon...
Text Solution
|
A short magnet is allowed to fall from rest along the axis of a horizo...
Text Solution
|
The horizontal component of the earth's magnetic field at a place is 3...
Text Solution
|
A copper disc of radius 0.1 m rotates about its centre with 10 revolut...
Text Solution
|
A coil of Cu wire (radius r, self-inductance L) is bent in two concen...
Text Solution
|
In which of the following circuits is the current maximum just after t...
Text Solution
|
A small coil is introduced between the poles of an electromagnet so th...
Text Solution
|
Two circular coils A and B are facing each other as shown in figure. T...
Text Solution
|
A conductuing loop having a capacitor is moving outward from the magne...
Text Solution
|
A straight wire of length L is bent into a semicircle. It is moved in ...
Text Solution
|
If in a coil rate of change of area is (5meter^(2))/(milli second)and ...
Text Solution
|
In series with 20 ohm resitor a 5 henry inductor is placed. To the com...
Text Solution
|
Two circular coils P & Q are coaxially & carry currents I1 and I2 resp...
Text Solution
|
The phase difference between the flux linkage and the induced e.m.f. i...
Text Solution
|
A pair of parallel conducting rails lie at right angle to a uniform ma...
Text Solution
|
The magnetic field in the cylindrical region shown in figure increase ...
Text Solution
|
An aircraft with a wingspan of 40 m flies a speed of 1080 km hr(1) in ...
Text Solution
|
A hundred turns of insulated copper wire are wrapped around an iron cy...
Text Solution
|