Electrostatics Fundamentals Quiz
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Questions and Answers

Which of the following statements about electric field lines is true?

  • Electric field lines always point from positive charges to negative charges. (correct)
  • Electric field lines cannot cross each other.
  • Electric field lines are always straight and parallel to each other.
  • Electric field lines always point from negative charges to positive charges.

Which of the following materials is the best insulator?

  • Aluminum
  • Copper
  • Glass (correct)
  • Silver

Which of the following is a common unit of electric charge?

  • Coulomb (correct)
  • Watt
  • Ohm
  • Ampere

Which of the following statements about Coulomb's law is incorrect?

<p>Coulomb's law is only applicable to conductors. (A)</p> Signup and view all the answers

Which of the following is not a property of an electric field?

<p>It is a scalar quantity. (B)</p> Signup and view all the answers

Which of the following is not true about electric potential?

<p>It is a vector quantity. (C)</p> Signup and view all the answers

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