question_answer

At a place, angle of dip is \[30{}^\circ \]. If horizontal component of Earth's magnetic field is \[{{B}_{H}}\], then the total intensity of magnetic field will be:

A)             \[\frac{{{B}_{H}}}{2}\]                                 

B) \[\frac{2{{B}_{H}}}{\sqrt{3}}\]

C)             \[{{B}_{H}}\sqrt{\frac{3}{2}}\]

D)             \[2{{B}_{H}}\]