Other questions in this quiz

2. Why is an LED better than some other forms of lighting?

  • It's an ohmic conductor
  • It uses less current
  • It has a lower potential difference

3. What is current?

  • The flow of electrical charge around a circuit
  • The work done per coulomb of charge that passes between two points in an electrical circuit
  • The opposition to the flow of electrons around a circuit

4. In a series circuit, the resistance...

  • Adds up
  • Is shared between components
  • Is the same everywhere

5. What is static caused by?

  • Neutrons
  • A build up of friction
  • Electrical current
  • Potential difference

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