Other questions in this quiz

2. what does the blue neutral wire do?

  • nothing
  • complete the circuit
  • carries the mains electricity
  • ensure the casing doesn't become active

3. what is current?

  • flow of ions
  • flow of electric charge
  • flow of electrons
  • flow of electricity

4. how are components connected in parallel circuits?

  • next to each other in a line
  • separately connected to the positive and negative end of the power supply
  • coming from a hub branching off the power supply
  • they aren't

5. what does the green and yellow earth wire do?

  • carries mains electricity
  • completes the circuit
  • stops appliance casing from becoming live
  • nothing


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