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1. A magnetic circuit has an iron length of 20 cm and air gap length 0.1 cm. If μr = 200 then
(A): either (a) or (c)
(B): mmf for iron and air gap are equal
(C): mmf for iron is much less than that for air gap
(D): mmf for iron is much more than that for air gap
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By: guest on 02 Jun 2017 01.06 am
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