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Electromagnetic TheoryBoundary Conditions

At an interface between two media under electrostatic conditions, the tangential component of electric field E is?

  • AContinuous
  • BAlways zero
  • CAlways discontinuous by epsilon ratio
  • DEqual to surface charge density
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Correct Answer: A. Continuous
Explanation: Electrostatic boundary conditions require E1t=E2t.
Reference: Standard electromagnetic theory: boundary conditions
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