The magnetic field due to a long straight wire has been derived in terms of `mu_0`,i and d. Express this in terms of varepsilon_0, c, I, and d.

The magnetic field due to a long straight wire has been derived in terms of mu_0 ,i and d. Express this in terms of var epsilon_0, c, I, and d.

The magnetic field due to a long straight wire has been derived in terms of mu_0 ,i and d. Express this in terms of epsilon_0 , c, i, and d.

The field due to a long straight wire carrying a current I is proportional to

The field due to a long straight wire carrying a current I is proportional to …..

The magnetic induction due to an infinitely long straight wire carrying a current i at a distance r from wire is given by

Which of the following correctly describes the magnetic field near a long straight wire? (a) The field consists of straight lines perpendicular to the wire. (b) The field consists of straight lines parallel to the wire. (c) The field consists of radial lines originating from the wire. (d) The field consists of concentric circles centered on the wire.