Considering magnetic field along the axis of a circular loop of radius `R`, at what distance from the centre of the loop is the field one eighth of its value at the centre ?

Magnetic field at the centre of a circular loop & arc

Magnetic field at the centre of circular loop of radius R is B. Magnetic moment of this coil would be _______

The magnetic field due to a current carrying circular loop of radius 3 m at as point on the axis at a distance of 4m from the centre is 54 muT . What will be its value at the centre of the loop/

The magnetic field due to a current carrying circular loop of radius 3 m at as point on the axis at a distance of 4m from the centre is 54 muT . What will be its value at the centre of the loop.

The magnetic field due to a current carrying circular loop of radius 3 m at as point on the axis at a distance of 4m from the centre is 54 muT . What will be its value at the centre of the loop/