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  • A cylindrical wire of radius R is carrying a current I. If the current density is uniform over the cross-section of the wire, the magnetic field profile as function of radial distance r is:<div

A cylindrical wire of radius R is carrying a current I. If the current density is uniform over the cross-section of the wire, the magnetic field profile as function of radial distance r is:

Option: 1


Option: 2


Option: 3


Option: 4


Answers (1)

best_answer

For a cylindrical wire of radius R carrying a current I, the magnetic field for r < R.

                            B \alpha r

and for r > R,

                            B \alpha \frac{1}{R}

\therefore The curve is:

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seema garhwal

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