Other questions in this quiz

2. Which one of these is NOT a factor affecting resistance?

  • Cross-sectional area
  • Pressure
  • Temperature
  • Material

3. What two parts of an atom have a charge?

  • Electrons and neutrons
  • Electrons and protons
  • Protons and neutrons
  • Positons and negatons

4. What does "earthing something" mean?

  • Connect object to ground by a conducting material to lose charge
  • Use as many layers of insulator around the material as it looks like an Earth
  • Digging a material in the ground to make it lose its charge
  • Using materials extracted from earth to insulate material

5. What is the formula for resistance?

  • A/V
  • V/I
  • V/A
  • I/V

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