engineering recuitment AAI ATC Junior Executive 2025 Mock Test Series Physics Moving Charges and Magnetism Magnetic Force on a Current-Carrying Wire
A coil having 1000 closely wound turns and 100 mm radius carries a current of 3.2 A. What will be the field at the center of the coil?
Take μ0 = 4π × 10-7 H/m
1
2 × 10-2 T
2
2 × 10-3 T
3
2 × 102 T
4
4 × 10-3 T