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Electromagnetic TheoryElectrostatics Fundamentals

In electrostatics, the curl of electric field E is?

  • AZero
  • BEqual to charge density
  • CEqual to current density
  • DAlways infinite
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Correct Answer: A. Zero
Explanation: An electrostatic electric field is conservative, hence ∇×E=0.
Reference: Standard electromagnetic theory: electrostatics fundamentals
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