At the magnetic north pole of the earth, the value of horizontal component of earth's magnetic field and angle of dip are, respectively

Options

A. `H=0, theta =45^(@)`
B. `H=B_(e), theta =0^(@)`
C. `B=0, theta =90^(@)`
D. `H=B_(e), theta =90^(@)`

Answer

C

Explanation

At magnetic north pole of the earth , `H=0 , theta =90^(@)`