Question:
A current I enters a uniform circular coil of radius R
Last updated: 6/2/2023
A current I enters a uniform circular coil of radius R branches into two parts and then recombines as shown in the circuit diagram The resultant magnetic field at the centre of the coil is A zero B HOI 2R C 3 HO 4 2R D 1 HOI 4 2R 1200