Relevant Competitive Tests:
Pick out the wrong statement ?
A. A ferromagnetic material becomes paramagnetic above the ‘Curie temperature’
B. Permanent magnets are made of hard materials, whereas electromagnets require soft magnetic
C. Soft magnetic materials (e.g., pure iron) have higher permeability and low hysterisis loss and
D. Tungsten steel and alnico are not hard magnetic materialsCorrect Answer
Correct Option: D. Tungsten steel and alnico are not hard magnetic materials
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