a long straight wire along the z axis carries a current i in the negative z direction . the magnetic vector field b at a point having co ordinate(x,y) on the z=0 plane is ???

Asked by  | 22nd Jul, 2012, 01:50: AM

Expert Answer:

The magnetic field at a point on a plane z=0, perpendicular to the wire at a point A(x,y) is given as:
?I/2?r.
Its direction is perpendicular to the direction of current and its direction is determined by right and thumb rule

Answered by  | 22nd Jul, 2012, 11:41: PM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.