Q. The angle of dip at a certain place where the horizontal and vertical components of the earth’s magnetic field are equal is
A) 30${^\circ}$
B) 90${^\circ}$
C) 60${^\circ}$
D) 45${^\circ}$
Explanation
(d) tan$\delta = \frac{V}{H} = \frac{H}{H} = 1$
$\therefore\delta = 45{^\circ}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.