Iwo thick wires and two thin wires all of the same material

Last updated: 6/1/2023

Iwo thick wires and two thin wires all of the same material and same length form a square in three different ways A B and C as shown in the figure With correct connections shown the magnetic field at the centre of the square is zero in case of 1 A only 3 B C only Current I A B 2 4 A B only A C only C