Which of the following statements about superconductors is true?
A) Both type I and type II superconductors have zero resistance below the critical temperature Tc.
B) In type I superconductors,the magnetic is expelled from the superconductors below the critical temperature Tc.
C) In type II superconductors,the magnetic is expelled from the superconductors below the critical temperature Tc and below a certain field Bc1.
D) Superconductors are prefect diamagnetics.
E) All the above statements are true.
Correct Answer:
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