Obtain an expression for the magnetic field produced by an infinitely long straight current carrying conductor using Ampere.s circuital theorem.

Derive an expression for the magnetic field intensity produced at a point lying along the axis of a circular coil carrying current.

Ampere’s circuital theorem is generally used to determine the magnetic field produced by a current carrying element State ampere’s circuital theorem.

Ampere's theorem helps to find the magnetic field in a region around a current carrying conductor:-Write the expression of Ampere’s theorem.

Write mathematical expression for ampere's circuital theorem

Which law helps to find direction of magnetic field around a current carrying conductor?