Question

A magnetic needle free to rotate about the vertical
direction (compass) points 3.5° west of the geographic
north. Another magnetic needle free to rotate in
a vertical plane parallel to the magnetic meridian
(dip needle) has its north tip pointing down at 18°
with the horizontal. The horizontal component of
earth's magnetic field at the place is 0.40 G. Find the
magnitude and direction of the earth's magnetic field
Be at the place.​

Answer 1

Answer:

I think u understand from this

Explanation:

Observes carefully and find your answer