Magnetism Question 251

Question: At a place, if the earth’s horizontal and vertical components of magnetic fields are equal, then the angle of dip will be

Options:

A) $ 30{}^\circ $

B) $ 90{}^\circ $

C) $ 45{}^\circ $

D) $ 0{}^\circ $

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Answer:

Correct Answer: C

Solution:

[c] $ \tan ,\theta =\frac{B _{V}}{B _{H}}=1 $
$ \

Therefore ,,,,\theta =45^{o} $