Home
Class 12
PHYSICS
10 A current is passing through a very l...

10 A current is passing through a very long wire of radius 5 cm. Then magnetic field at a distance of 2 cm inside from its curved surface is ____ `xx 10^(-5)` T.

A

`2.4xx10^5`

B

`6.7xx10^(-5)`

C

`2.4xx10^(-5)`

D

2.4

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

10,000 electrons are passing per minute through a tube of radius 1 cm. the resulting current is:

A current of 1 ampere is passed through a straight wire of length 2.0 meters. What value of magnetic field at a point in air at a distance of 3 meters from either end of wire and on the axis of wire ?

Diameter of the base of a cone is 10.5 cm and its slant height is 10 cm. Find its curved surface area.

There are 50 turns per cm length in a very long solenoid. It carries a current of 2.5A. The magnetic field at its centre on the axis is ______ T.

A time varying uniform magnetic field passes through a circular region of radius R. The magnetic field is directed outwards and it is a function of radial distance 'r' and time 't' according to relation B-B_(0)rt. The induced electric field strength at a radial distance R//2 from the centre will be.

A very long wire is held vertical in a direction perpendicular to the horizontal component of Earth's magnetic field. Find the value of current to be passed through this wire so that this resultant magnetic field at a point 10 cm away from this wire becomes zero. What will be the magnetic induction at a point 10 cm away from the wire on the opposite side of this point ? Horizontal component of Earth's magnetic field H=0.36xx10^(-4)T,mu_(0)=4pixx10^(-7)Tm//A .

A long straight wire carries a current of 35 A. What is the magnitude of the field B at a point 20 cm from the wire?

At a distance of 10 cm from a long straight wire carrying current, the magnetic field is 0.04 T. At the distance of 40 cm, the magnetic field will be ______ .