A long straight wire along the z-axis carries a current I in the negative z direction. The magnetic vector field at a point having coordinates (x, y) in the z = 0 plane is
As we learnt in
For Infinite Length -
- wherein
Magnitude of magnetic field
Direction of field along tangential direction
Option 1)
correct
Option 2)
incorrect
Option 3)
incorrect
Option 4)
incorrect