SSC JE Electrical Engineering (Paper 2) 4 Dec 2023 Paper

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Question : 95 of 100

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Which materials are classified as ferromagnetic based on their permeabilities compared to free space?

Materials with permeabilities the same as that of free space
Materials with permeabilities slightly greater than that of free space
Materials with permeabilities slightly less than that of free space
Materials with permeabilities hundreds and thousands of times greater than that of free space

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