Some cases are given below. Identify the...

Some cases are given below. Identify the case in which emf is induced between O and P in uniform magnetic field

In I, III and IV only

In Ii, III and IV only

In III

In all the above

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

Given : Identify the cell which will give maximum EMF^o

In each case given below find the value of x.

The phase difference between the flux linkage and the induced e.m.f. in a rotating coil in a uniform magnetic field

Assertion If a loop is placed in a non-uniform (with respect to position) magnetic field, then induced emf is produced in the loop. Reason In a non-uniform magnetic field, magnetic flux passing through the loop will change. Therefore, induced emf is produced.

A wire is in the form of a semicircle of radius r . One end is attached to an axis about which it rotates with an angular speed omega . The axis is normal to the plane of the semicircle. The wire is immersed in a uniform magnetic field B parallel to the axis. find the induced emf between points o and P of the semicircle.

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.

Two identical coils, one of copper and the other of iron, are rotated with the same angular velocity omega in a uniform magnetic field. In which case the induced e.m.f. is more and why?

A straight wire of length L is bent into a semicircle. It is moved in a uniform magnetic field with speed v with diameter perpendicular to the field. The induced emf between the ends of the wire is

The susceptibility of a magnetic material is 0.9853. Identify the type of magnetic material. Draw the modification of the field pattern on keeping a piece of this material in a uniform magnetic field.

A conducting rod of length l is rotating with constant angular velocity omega about point O in a uniform magnetic field B as shown in the figure . What is the emf induced between ends P and Q ?

DC PANDEY ENGLISH-ALTERNATING CURRENT-JEE MAIN

An inductor coil stores U energy when i current is passed through it a...
Text Solution
|
The dimensions of magnetic flux are
Text Solution
|
Two inductors L(1) and L(2) are connected in parallel and a time varyi...
Text Solution
|
A resistance is connected to a n AC source. If a capacitor is induced...
Text Solution
|
Which of the following plots may represent is impedence of a series LC...
Text Solution
|
An inductor-coil having some resistance is connected to an AC source. ...
Text Solution
|
The variation of induced emf (E) with time (t) in a coil if a short ba...
Text Solution
|
An inductor L is allowed to discharge through capacitor C. The emf ind...
Text Solution
|
The voltage time (V-t) graoh for triangular wave having peak value (V0...
Text Solution
|
A rectangular loop os sides of length l and b is placed in x-y plane. ...
Text Solution
|
In an LCR circuit R=100 ohm. When capacitance C is removed, the curren...
Text Solution
|
Some cases are given below. Identify the case in which emf is induced ...
Text Solution
|
Two coils have self-inductance L(1)=4mHandL(2)=1mH respectively. The c...
Text Solution
|
For the circuit shown
Text Solution
|
In the series LCR circuit as shown in figure, the heat developed in 80...
Text Solution
|
The current flowing in a wire fluctuates sinusoidally as shown in the ...
Text Solution
|
There is a conducting ring of radius R. Another ring having current i ...
Text Solution
|
At a perpendicular place on the earth, the horizontal component of ear...
Text Solution
|
An L-C circuit contains 20 mH inductor and a 50 muF capacitor with an ...
Text Solution
|
A magnet is taken towards a conducting ring in such a way that a const...
Text Solution
|