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  • A steady electric current is flowing through a cylinder conductor  Option: 1 The magnetic field in the vincity of the conductor is 0 <

A steady electric current is flowing through a cylinder conductor  

Option: 1

The magnetic field in the vincity of the conductor is 0 


Option: 2

The magnetic field at axis is 0


Option: 3

Electric field at axis is 0        


Option: 4

Electric field in the vincity is zero 


Answers (1)

As we have learned

Magnetic field due to a cylindrical wire -

Magnetic field due to a cylindrical wire is obtained by the application of Ampere's law.

-

 

 B inside = \frac{\mu _02Ir}{4\pi R^2}

At the axis r = 0 

 B_{inside}=0

B_{axis}=0

 

Posted by

Ramraj Saini

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