Find the emf induced in the coil shown i...

Find the `emf` induced in the coil shown in figure.The magnetic field is perpendicular to the plane of the coil and is constant.

Text Solution

Verified by Experts

`phi=BA` (always)
=const.
`therefore` emf=0

Topper's Solved these Questions

ELECTROMAGNETIC INDUCTION
RESONANCE ENGLISH|Exercise Problem|12 Videos
ELECTROMAGNETIC INDUCTION
RESONANCE ENGLISH|Exercise Exercis-1|63 Videos
ELECTRODYNAMICS
RESONANCE ENGLISH|Exercise Advanced level problems|31 Videos
ELECTROSTATICS
RESONANCE ENGLISH|Exercise HLP|40 Videos

Similar Questions

Explore conceptually related problems

Find the direction of induced current in the coil shown in figure.Magnetic field is perpendicular to the plane of coil and it is increasing with time.

An angle aob made of a conducting wire moves along its bisector through a magnetic field B as suggested by figure. Find the emf induced between the two free ends if the magnetic field is perpendicular ot the plane of the angle.

A circular loop of radius 1m is placed in a varying magnetic field given as B=6t Tesla, where t is time in sec. (a)Find the emf induced in the coil if the plane of the coil is perpendicular to the magnetic field. (b) Find the electric field in the tangential directin, induced due to the changing magnetic field. (c)Find the current in the loop if its resistance is 1Omega//m .

A circular coil of 20turns and radius 10cm carries a current of 5A . It is placed in a uniform magnetic field of 0*10T . Find the torque acting on the coil when the magnetic field is applied (a) normal to the plane of the coil (b) in the plane of coil. Also find out the total force acting on the coil.

A uniform but time varying magnetic field is present in a circular region of radius R. The magnetic field is perpendicular and into the plane of the loop and the magnitude of field is increasing at a constant rate alpha . There is a straight conducting rod of length 2R placed as shown in figure. The magnitude of induced emf across the rod is

A flexible wire bent in the form of a circle is place in a uniform magnetic field perpendicularly to the plane of the coil. The radius of the coil changes as shown in Figure. The graph of magnetude of induced emf in the coil is represented by

A rectangular coil is placed in a region having a uniform magnetic field B perpendicular to the plane of the coil. An emf will not be induced ion the coil if the

Shows a coil placed in a decreasing magnetic field applied perpendicular to the plane of the coil. The magnetic field is decreasing at a rate of 10 T s^(-1) . Find out current in magnitude and direction of current.

RESONANCE ENGLISH-ELECTROMAGNETIC INDUCTION-A.l.P

Find the emf induced in the coil shown in figure.The magnetic field is...
Text Solution
|
A long thin wire carrying a varying current I = i(0) sin omegat lies a...
Text Solution
|
In the figure shown a conducting rod of length l, resistnace R and mas...
Text Solution
|
Figure shows a conducting rod of length l = 10 cm, resistance R and ma...
Text Solution
|
In the figure, a conducting rod of length l=1 meter and mass m = 1 kg ...
Text Solution
|
A conducting frame abcd is kept in a vertical plane. A conducting rod ...
Text Solution
|
L is a smooth conducting loop of radius l=1.0 m & fixed in a horizonta...
Text Solution
|
Two capacitors of capacitances 2C and C are connected in series with a...
Text Solution
|
In the figure shown PQRS is a fixed resistanceless conducting frame in...
Text Solution
|
the linear charge density of a thin metallic rod varies with the dista...
Text Solution
|
In the figure shown a long conductor carries constant current I. A rod...
Text Solution
|
An infinitesimally small bar magnet of dipole moment M is moving with ...
Text Solution
|
ABCEFGA is a square conducting frame of side 2 m and resistance 1 Omeg...
Text Solution
|
A square loop of side 12 cm with its sides parallel to X and Y axes is...
Text Solution
|
In the circuit shown, the switch S is shifted to position 2 from posit...
Text Solution
|
A square loop ABCD of side l is moving the xy plane with velocity vecv...
Text Solution
|
The wire loop shown in the figure lies in uniform magnetic induction B...
Text Solution
|
A metallic coil of N turns of radius r, resistance R, and inductance L...
Text Solution
|
A telescope has an objective lens of focal length 150 cm and an eyepie...
Text Solution
|
A long cylinder of radius a carrying a uniform surface charge rot...
Text Solution
|