Teaching RPSC School Lecturer Mock Test Series 2024 Physics Moving Charges and Magnetism Magnetic Force on a Current-Carrying Wire
A current of 18 A flows in a circular ring whose radius is 3 m, which subtends an angle π/3 radian at its centre. Then find the magnetic field at the centre of the ring?
1
μo
2
μo/2
3
2μo
4
μo/4
5
Question Not Attempted