Compare soft magnetic materials and hard magnetic materials.
Hard magnetic materials
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Soft magnetic materials
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They have low resistivity
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They have high resistivity
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They have high coercivity.
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They have low coercivity
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They have high residual magnetism
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They have low residual magnetism.
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They have high (B*H) energy
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They have low (B*H) energy
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They have high retentivity.
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They have low retentivity
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They cannot be easily magnetized
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They are easily magnetized.
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They have wide hysteresis loop.
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They have narrow hysteresis loop.
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