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MMLU / Under ideal conditions, the electric and magnetic fields inside a superconductor…

Problem

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question

Under ideal conditions, the electric and magnetic fields inside a superconductor are zero. Maxwell’s equations imply that which of the following must be true just outside the surface of the superconductor?

choices

  1. B = 0
  2. B is perpendicular to the surface.
  3. B is tangential to the surface.
  4. B is time independent.

subject

college_physics

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