Electric Potential Quiz
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Questions and Answers

Which of the following is a correct definition of electric potential?

  • The amount of energy needed to move a reference point in an electric field
  • The amount of electric charge needed to move a reference point in an electric field
  • The amount of work energy needed per unit of electric charge to move a charge from a reference point to a specific point in an electric field (correct)
  • The amount of work energy needed to move a charge from a specific point to a reference point in an electric field

    • What is the electric potential at the reference point?

  • Undefined
  • Negative units
  • Positive units
  • Zero units (correct)

    • What is the relationship between electrostatic field and electrostatic potential?

  • Electrostatic field is a scalar quantity expressed as the gradient of the electrostatic potential (correct)
  • Electrostatic potential is a vector quantity expressed as the gradient of the electrostatic field
  • They are the same thing
  • There is no relationship between them

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