The ratio of the magnetic field at the c...

The ratio of the magnetic field at the centre of a current carrying circular coil to its magnetic moment is x. If the current and radius both are doubled the new ratio will become

A

2x

B

`x/2`

C

`x`

D

`x/8`

Text Solution

Verified by Experts

The correct Answer is:

C

Topper's Solved these Questions

APPENDICES ( REVISION EXERCISE )
AAKASH SERIES|Exercise REVISION EXERCISE (MAGNETISM AND MATTER )|52 Videos
APPENDICES ( REVISION EXERCISE )
AAKASH SERIES|Exercise REVISION EXERCISE (CUTTENT ELECTRICITY )|108 Videos
ALTERNATING CURRENT
AAKASH SERIES|Exercise EXERCISE - III|24 Videos
APPENDICES (REVISION EXERCISE)
AAKASH SERIES|Exercise LAW OF MOTION|128 Videos

Similar Questions

Explore conceptually related problems

The magnetic field at the centre of the current carrying coil is

The ratio of the magnetic field at the centre of a current-carrying circular coil to its magnetic moment is x. If the current and radius each of them are made three times, the new ratio will become

What will be magnetic field at centre of current carrying circular loop of radius R?

The magneitc field produced at the center of a current carrying circular coil of radius r, is

Ratio of magnetic field at the centre of a current carrying coil of radius R and at a distance of 3R on its axis is

The ratio of the magnetic field at the centre of a current carrying coil of the radius a and at distance 'a' from centre of the coil and perpendicular to the axis of coil is

Magnetic field at the centre of a circualr loop of area A carrying current I is B. What is the magnetic moment of this loop?

The magnetic moment of a current I carrying circular coil of radius r and number of turns N varies as

The ratio of magnetic inductions at the centre of a circular coil of radius a and on its axis at a distance equal to its radius, will be-

AAKASH SERIES-APPENDICES ( REVISION EXERCISE )-REVISION EXERCISE (MOVING CHANGES & MEGNETISM)

A positive charge 'q' of mass 'm' is moving along the +x axis. We wish...
Text Solution
|
An electric current flows in a wire from east to west- What will be t...
Text Solution
|
The ratio of the magnetic field at the centre of a current carrying ci...
Text Solution
|
Equal current i flow in two segment of a circular loop in the direc...
Text Solution
|
Two wires A and B are of lengths 40 cm and 30 cm. A is bent into a cir...
Text Solution
|
A circular coil of radius 2R is carrying current 'i' . The ratio of ma...
Text Solution
|
The magnetic field due to a current carrying circular loop of radius ...
Text Solution
|
The field due to a wire of n turns and radius r which carries a curren...
Text Solution
|
The magnetic induction at the centre of a circular coil of radius 10 c...
Text Solution
|
A current carrying circular coil of radius 11 cm is placed with its pl...
Text Solution
|
A piece of wire carrying a current of 6.00 A is bent in the form of a ...
Text Solution
|
A particle of charge q and mass m moves in a circular orbit of radius ...
Text Solution
|
An electron of charge e is going around in an orbit of radius R meters...
Text Solution
|
Two circular coils are made from a uniform copper wire. Radii of circu...
Text Solution
|
A wire of length 1 metre is to be wound in the form of a coil have max...
Text Solution
|
A coil of 100 turns, radius 5cm carries a current of 0.1A. It is place...
Text Solution
|
A straight wire is first bent into a circle of radius 'r' and then int...
Text Solution
|
A charge Q is uniformly distributed over the surgace of non conducting...
Text Solution
|
Two wires of same length are made into a circle and square respectivel...
Text Solution
|
A long straight wire carrying current of 30 A is placed in an exte...
Text Solution
|