Across
- 4. Wire which makes electrical appliances safer.
- 6. Device to change the voltage of an AC current.
- 9. Unit of charge.
- 10. Wire which has mains current at around 230V.
- 12. Only allows current to flow in one direction.
Down
- 1. Device which blows if current is too high.
- 2. Stops a circuit if current is too high, but can be reset.
- 3. Unit of resistance.
- 5. Electromagnetic switch.
- 6. Higher temperature lower resistance
- 7. Unit of current.
- 8. Direction of current from positive to negative.
- 11. Darker higher resistance
- 13. Total energy transferred per unit charge in one complete loop of a circuit.