At any place on earth, the horizontal component of earth's magnetic field is times the vertical component. The angle of dip at that place will be-
Answer & explanation
Correct answer: option 4
$tan \theta = \frac{B_V}{B_H} = \frac{B_V}{\sqrt 3 B_V} = \frac{1}{\sqrt 3}$
$ \theta = 30^o$