Question

Help please :) ?

Which material is used to magnetically screen electrical equipment from unwanted magnetic
fields?
A: aluminium
B : copper
C : iron
D :steel

Answer 1

B is the answer, copper is used to magnetically screen electrical equipment from unwanted magnetic fields

Answer 2

B is the answer

Step-by-step explanation:

Typical materials used for electromagnetic shielding include sheet metal, metal screen, and metal foam. Common sheet metals for shielding include copper, brass, nickel, silver, and tin.