Coulomb's Law and Electric Charge

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Questions and Answers

What is the value of the Coulomb constant (ke)?

  • 9.81 m/s^2
  • 3 x 10^8 m/s
  • 6.67 x 10^-11 N.m^2/kg^2
  • 8.9876 x 10^9 N.m^2/C^2 (correct)

What is the SI unit of charge?

  • Ampere
  • Volt
  • Coulomb (correct)
  • Newton

What is the smallest unit of charge?

  • 3.2 x 10^-20 C
  • 1.6 x 10^-19 C (correct)
  • 2.5 x 10^-19 C
  • 5.0 x 10^-18 C

What is the permittivity of free space (eo)?

<p>8.8542 x 10^-12 C^2 / N.m^2 (C)</p> Signup and view all the answers

What type of force is the electric force?

<p>Field force (D)</p> Signup and view all the answers

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