Q. For protecting a sensitive equipment from the external magnetic field, it should be
A) Placed inside an aluminium case
B) Placed inside an iron case
C) Wrapped with insulation around it when passing current through it
D) Surrounded with fine copper sheet
Explanation
(b) Concept of magnetic screening
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.