Q35
A solid superconductor is placed in an external magnetic field and then cooled below its critical temperature. The superconductor
A.
retains its magnetic flux because the surface current supports it
B.
expels out its magnetic flux because it behaves like a paramagnetic material
C.
expels out its magnetic flux because it behaves like an antiferromagnetic material
D.
expels out its magnetic flux because the surface current induces a field in the direction opposite to the applied magnetic field
AnswerAnswer: Option D
Solution
Answer: Option D
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