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ALOK TIWARI

· started a discussion

· 1 Months ago

aaaa (Question: 138172.0 )

d is right low retentivity is needed with low coercive

Question:

Soft iron is used in the manufacture of electromagnets because of its

Options:
A)

high saturation magnetisation only

B)

low retentivity only

C)

low coercive field only

D)

high saturation magnetisation, low retentivity and low coercive field

Solution:
Ans: (c)

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