At magnetic poles of earth, angle of dip is

At magnetic poles the angle of dip is

At magnetic poles the angle of dip is

IF a magnetic compass and a dip circle are taken to the magnetic poles of the Earth, what would be the directions of their needle ? Explain giving reasons.

How is the horizontal component of earth's magnetic field related with the total intensity of earth's magnetic field and the angle of dip ?

Find the relationship between the elements Earth's magnetic field with angle of dip (delta) .