A flexible wire bent in the form of a ci...

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

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

NTA JEE MOCK TEST 95
NTA MOCK TESTS|Exercise PHYSICS|25 Videos
NTA JEE MOCK TEST 97
NTA MOCK TESTS|Exercise PHYSICS|25 Videos

Similar Questions

Explore conceptually related problems

A flexible wire bent in the form of a circle is placed in a uniform magnetic field perpendicular to the plane of the coil. The radius of the coil changing as shown in figure. The graph of induced emf in the coil is represented by

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

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

A circular coil carrying current is placed in a region of uniform magnetic field acting perpendicular to the plane of the coil as shown in figure. The correct choice among the following is

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

Radius of a circular ring is changing with time and the coil is placed in uniform magnetic field perpendicular to its plane. The variation of 'r' with time 't' is shown in Fig. Then induced emf e with time t will be best represented by

A coil of area 10 cm^2 has 200 turns. Magnetic field of 0.1 Wb//m^2 is perpendicular to the plane of the coil. The field is reduced to zero in 0.1 s, the induced emf in the coil is

The (tau - theta) graph for a current carrying coil placed in a uniform magnetic field is

A circular coil of radius r is placed in a uniform magnetic field B. The magnetic field is normal to the plane of the coil is rotated at an angular speed of omega , about its own axis , then the induced emf in the coil is __

An emf induced in a coil rotating in a uniform magnetic field is given by

NTA MOCK TESTS-NTA JEE MOCK TEST 96-PHYSICS

Light of wavelength 600 nm is incident normally on a slit of width 0.2...
Text Solution
|
A flexible wire bent in the form of a circle is place in a uniform mag...
Text Solution
|
A wheel of radius 0.4m can rotate freely about its axis as shown in th...
Text Solution
|
In a vertical U-tube containing a luquid, the two arms are maintained ...
Text Solution
|
Two long concentric cylindrical conductors of radii a and b (b lt a) ...
Text Solution
|
A body of mass m = 1 kg is moving in a medium and experiences a fricti...
Text Solution
|
A uniform rectangular thin sheet ABCD of mass M has length a and bread...
Text Solution
|
One mole of an ideal gas is taken along the process in which PV' = co...
Text Solution
|
A small ball of mass 2 xx 10^(-3) kg having a charge of 1 muC is suspe...
Text Solution
|
If the area to be covered for TV telecast is doubles then height of tr...
Text Solution
|
A square coil of edge l having n turns carries a current i. it is kept...
Text Solution
|
A piece of burnt wood of mass 20 g is found to have a .^(14)C activity...
Text Solution
|
A pendulum of length L carries a negative charge -q on the bob. A posi...
Text Solution
|
Two rods (one semi-circular and other straight) of same material and o...
Text Solution
|
Time (T), velocity (C) and angular momentum (h) are chosen as fundamen...
Text Solution
|
Electrons with energy 80 keV are incident on the tungsten target of an...
Text Solution
|
The graph between the mass of liquid inside the capillary and radius o...
Text Solution
|
An observer whose least distance of distinct vision is 'd' views the ...
Text Solution
|
If stopping potentials corresponding to wavelengths 4000A and 4500A ar...
Text Solution
|
An open pipe of sufficient length is dipping in water with a speed v v...
Text Solution
|