66 A magnet 20 cm long with its poles concentrated at its

Last updated: 6/9/2023

66 A magnet 20 cm long with its poles concentrated at its ends is placed vertically with its north pole on the table At a point due 20 cm south magnetic of the pole a neutral point is obtained If H 0 3 G then the pole strength of the magnet is approximately a 185 ab amp cm c 18 5 ab amp cm b 185 amp m d 18 5 amp cm