a 30 52 At a certain location in Africa compass points 12

Last updated: 6/10/2023

a 30 52 At a certain location in Africa compass points 12 west of geographic north The north tip of magnetic needle of a dip circle placed in the plane of magnetic meridian points 60 above the horizontal The horizontal component of earth s field is measured to be 0 16 G The magnitude of earth s field at the location is a 0 32 G 4 2 G c b 0 42 G d 3 2 G the dipole model for earth s magnetic 59 60