8 Two circular coils 1 and 2 are made from the same wire but

Last updated: 6/25/2023

8 Two circular coils 1 and 2 are made from the same wire but the radius of the 1st coil is twice that of the 2nd coil What is the ratio of potential difference applied across them so that the magnetic field at their centres is the same 1 3 3 6 AIPMT Prelims 2006 2 4 4 2