at a certain place the angle of dip is 30 and the horizontal component of earth magnetic field is 0.50 oersted the earth yotal magnetic field is Share with your friends Share 0 Tris Everdeen answered this (1/3)1/2 -2 View Full Answer Tris Everdeen answered this in general the mag field at any point on the surface of earth is 10-5 T -1 Pradeep answered this pp -2 Pradeep answered this re -2