Question
Question: For protecting a sensitive equipment from the external magnetic field, it should be...
For protecting a sensitive equipment from the external magnetic field, it should be
A
Placed inside an aluminium cane
B
Placed inside an iron cane
C
Wrapped with insulation around it when passing current through it
D
Surrounded with fine copper sheet
Answer
Placed inside an iron cane
Explanation
Solution
Concept of magnetic screening.