A current I flows through a thin wire shaped as regular polygon of n sides which can be inscribed in a circle of radius R. The magnetic fidl induction at the center of polygon due to one side of the polygon is

A current I flows through a thin wire shaped as regular polygon of n sides which can be inscribed in a circle of radius R . The magnetic field induction at the center of polygon due to one side of the polygon is

A regular polygon of nine sides, each of length 2 is inscribed in a circle. The radius of the circle is

In the following figure a wire bent in the form of a regular polygon of n sides is inscribed in a circle of radius a . Net magnetic field at centre will be

In the following figure a wire bent in the form of a regular polygon of n sides is inscribed in a circle of radius a . Net magnetic field at centre will be

A nine-side regular polygon with side length 2, is inscribed in a circle. The radius of the circle is

A current I flows in a thin wire in the shape of a regular polygon n sides. The magnetic induction at the centre of the polygon when ntooo is (R is the radius of its circumcircle)

A polygon of nine sides,each side of length 2 is inscribed in a circle.The radius of the circle is

A regular polygon of 9 sides where length of each side is 2 is inscribed in a circle.Then the radius of the circle is