Q. A dip circle is at right angles to the magnetic meridian.
A) 0${^\circ}$
B) 90${^\circ}$
C) 45${^\circ}$
D) 4 : 1
Explanation
(b) Where the dip is at right angles to magnetic meridian, vertical component of earth’s magnetic field is effective. The dip needle stands vertical. Therefore, apparent dip$= 90{^\circ}$ .
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.