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Question

Question: At a place, if the earth's horizontal and vertical components of magnetic fields are equal, then the...

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

A

3030 ^ { \circ }

B

9090 ^ { \circ }

C

4545 ^ { \circ }

D

Answer

4545 ^ { \circ }

Explanation

Solution

BV=HHtanϕB _ { V } = H _ { H } \tan \phi If ϕ=45\phi = 45 ^ { \circ }