GATE 2024 Electromagnetic Fields Foundation Quiz 63

If the vector field  is given by

Where, r, θ, are in spherical coordinate system then which of the following is correct.

A steady flow of 10A is maintained in a thin wire placed along the X-axis from (0,0,0) to (2,0,0) to find the value of the magnetic field intensity H at (0,0,5). When end effects are ignored, H is

A semi-infinite conductor lying on z-axis in the  direction from origin to infinity. Find magnetic field intensity at a point (4, 3, 0) if the current in conductor is 10 A.

If a point in cylindrical co-ordinate system is represented as such that distance is in meters. Its equivalent cartesian co-ordinate is _______.

If  in spherical co-ordinate system, then  at ϕ = 90° will be ______.