3 A steady current is set up in a network composed of wires

Last updated: 6/1/2023

3 A steady current is set up in a network composed of wires of equal resistance and length d as shown in Figure What is the magnetic field at the centre P B C a H Ho 21 4x d E P D G F c 0 Pamprayed Grank b Ho 31 4x 2d d Ho Onl 4n d