Electrostatic Potential and Capacitance Quiz
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Questions and Answers

What kind of forces are spring force, gravitational force, and Coulomb force?

  • Frictional forces
  • Centripetal forces
  • Non-conservative forces
  • Conservative forces (correct)
  • What is the dependence of both gravitational force and Coulomb force on distance?

  • Exponential dependence
  • Inverse-square dependence (correct)
  • Linear dependence
  • No dependence on distance
  • What happens to the sum of kinetic and potential energies for a body when the external force is removed?

  • Increases
  • Becomes zero
  • Decreases
  • Remains conserved (correct)
  • What is the electrostatic potential energy of a charge in an electrostatic field analogous to?

    <p>Potential energy of a mass in a gravitational field</p> Signup and view all the answers

    Under what condition will a test charge q move from a point R to a point P against the repulsive force due to the charge Q?

    <p>If Q and q are both positive or both negative</p> Signup and view all the answers

    Work done in taking a body from one point to another against a conservative force gets stored as potential energy of the body

    <p>True</p> Signup and view all the answers

    The sum of kinetic and potential energies is not conserved for conservative forces

    <p>False</p> Signup and view all the answers

    The Coulomb force between two stationary charges is not a conservative force

    <p>False</p> Signup and view all the answers

    The masses in the gravitational law are replaced by charges in Coulomb's law

    <p>True</p> Signup and view all the answers

    The potential energy of a charge in an electrostatic field can be defined similar to the potential energy of a mass in a gravitational field

    <p>True</p> Signup and view all the answers

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