The permanent magnetic material is characterized by:- (a) Narrow hysteresis loop (b) Broad hysteresis loop (c) High mechanically hardness, all over (d) mechanically hard surface
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mechanically hard surface
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Answer:
The correct answer is (B0 Broad Hysteresis
Explanation:
The hard ferromagnetic material is characterized by broad hysteresis. which results in large area of Hysteresis .Thus behaves as a hard ferromagnetic material as well as a permeant magnet.
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