Hard steel is suitable for making permanent magnets because Options: A . &nbspIt has good residual magnetism B . &nbspIts hysteresis loop has large area C . &nbspIts mechanical strength is high D . &nbspIts mechanical strength is low

Hard steel is suitable for making permanent magnets because

Question

Hard steel is suitable for making permanent magnets because

Options:

A . It has good residual magnetism

B . Its hysteresis loop has large area

C . Its mechanical strength is high

D . Its mechanical strength is low

Answer: Option A

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