(A) air (X)
(B) steel (X)
(C) Cu-Ni alloy (X)
(D) soft iron ()
Answers: Which one of the following material is most suitable for making core of a an electromagnet soft iron .
(A) air (X)
(B) steel (X)
(C) Cu-Ni alloy (X)
(D) soft iron ()
Answers: Which one of the following material is most suitable for making core of a an electromagnet soft iron .
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