A square wire of each side l carries a current I. What is the magnetic field at the midpoint of the square ?

The magnetic field at the centre of square of side a is

A square loop of side a carris a current I . The magnetic field at the centre of the loop is

A wire in the from of a square of side 'a' carries a current i . Then the magnetic induction at the centre of the square wire is (Magnetic permeability of free space= mu_(0) )

A wire in the form of a square of side '2m' carries a current 2A . Then the magentic induction at the centre of the square wire is ( magnetic permeability of free space =mu_(0))

A square loop of edge 'a' carries a current l. The magnetic field at the centre of loop is

A square conducting loop of side length L carries a current I.The magnetic field at the centre of the loop is

A wire of infinite length bent as shown in figure carries current l. What is the magnetic field at the point P ?

A square loop of side l carries a current i. it is placed as shown in figure. Find the magnetic moment of the loop.