Q. Before using the tangent galvanometer, its coil is set in
A) Magnetic meridian (or vertically north south)
B) Perpendicular to magnetic meridian
C) At angel of $45{^\circ}$ to magnetic meridian
D) It does not require any setting
Explanation
The correct answer is Option A: Magnetic meridian (or vertically north south).
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.