Yettrium-iron garnet (Y2Fe5O12) is a soft magnetic material suitable f – McqOptions

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1.	Yettrium-iron garnet (Y2Fe5O12) is a soft magnetic material suitable for applications involving
A.	dc
B.	50 Hz ac
C.	ac of a few K Hz
D.	ac of a few hundred MHz
Answer» B. 50 Hz ac

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