dailybased€¦ · against internal friction of the domains. hard magnetic matcrials (such as...

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Page 1: DailyBased€¦ · against internal friction of the domains. Hard magnetic matcrials (such as steel) have iar loop area and soft magnetic materials (such as iron) have small loop
Page 2: DailyBased€¦ · against internal friction of the domains. Hard magnetic matcrials (such as steel) have iar loop area and soft magnetic materials (such as iron) have small loop