Derive an expression for the magnetic induction at the centre of a current carrying circular coil using Biot-Savart law.

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

Derive an expression for the magnetic field.at the centre of a current carrying coil.

Write the expression for magnetic field at the centre of a current carrying circular coil.

Derive an expression for magnetic field at the centre of circular current carrying coil.

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

The magnetic induction at the center of a circular coil carrying current is

Using Biot-Savart's law, derive an expression for magnetic field at the centre of a current carrying circular coil. What will be the direction of this magnetic field?

State Biot Savarts law. Write down the expression of magnetic field at the centre of a current carrying circular coil of N turns.