Home
Class 12
PHYSICS
The earth's magnetic field at a given po...

The earth's magnetic field at a given point is `0.5 xx 10^(-5) Wb m^(-2)`. This field is to be cancelled by magnetic induction at the centre of a circular conducting loop of radius 5.0 cm. The current required to be flown in the loop is nearly.

A

0.56A

B

5.6A

C

0.28A

D

2.8A

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

The earth's magnetic field at a given point is 0.5xx10^(-5) Wb-m^(-2) . This field is to be annulled by magnetic indcution at the centre of a circular conducting loop of radius 5.0 cm . The current required to be flown in the loop is nearly

The earth's magnetic field at a certain point is 0.70 gauss. This field is to be annulled by the magnetic field at the centre of a circular conducting loop 5.0 cm in radius. The required current is about

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

Magnetic field intensity at the centre of coil of 50 turns, radius 0.5m and carrying a current of 2A is

The magnitude of earth magnetic field at magnetic equator is 2.8 xx 10^(-5) T . Find magnitude of earth's magnetic field near geomagnetic poles .

A square conducting loop of side length L carries a current I.The magnetic field at the centre of the loop is

Find the magnetic field induction at a point on the axis of a circular coil carrying current and hence find the magnetic field at the centre of circular coil carrying current.

B_0 is the magnetic field at point P for a given straight wire as shown in figure. If this wirre is bent into a circular loop, then magnetic field at the centre of loop is

Calculate magnetic flux density of the magnetic field at the centre of a circular coil of 50 turns, having radius of 0.5 m and carrying a current of 5A.

B_0 is the magnetic field at point P fir s given straight wire as shown in figure. If this wire is bent into a circular loop,then magnetic field at the center of the loop is