Derive an expression for magnetic induction at a point along axis of current carrying circular coil .

Obtain an expression for magnetic induction at the centre of current carrying circular coil.

The direction of magnetic moment of a current carrying circular coil is

Derive the expression for electric intensity at a point on the axis of a dipole

Derive expression for Magnetic induction due to a bar Magnet at a point along the axis.

Derive an expression for the magnetic field due to an infinitely long straight wire carrying current I.

A current carrying coil represents

Derive the expression for self inductance of a solenoid.

The ratio of magnetic induction at a point along the axis of a circular coil of radius a at a distance x to a point where x tends to zero is [x gt gt a]

The ratio of magnetic induction at a point along the axis of a circular coil of radius 'a' at a distance x to a point where x tends to zero is [x>>a]

The magnetic induction at a point on the axis of a circular current carrying coil at a distance equal to the radius of coil carrying a current of 0.5 A is