The live wire carries the Describe the potential to the three pin plugs in the alternating potential difference in the live UK. difference from the supply. wire with respect to Find out why the top pin on The neutral wire completes earth. some plugs, eg some mobile the circuit. The earth wire is a Describe how the phone chargers, is made out of safety wire to stop the earth wire acts as a plastic. appliance becoming live. safety wire and only How do the fuse and wire The potential difference carries a current if work together to prevent between the live wire and there is a fault. State electrocution? earth (0 V) is about 230 V. that the resistance of WS 1.5 The neutral wire is at or close the earth wire is low to earth potential (0 V). The and that it will allow a Identify an electrical hazard in earth wire is at 0 V; it carries large current to flow a context. a current only if there is a through it. fault. Our bodies are at earth potential (0 V). Touching the live wire produces a large potential difference across our body. This causes a current to flow through our
The live wire carries the alternating potential difference from the supply. The neutral wire completes the circuit. The earth wire is a safety wire to stop the appliance becoming live. The potential difference between the live wire and earth (0 V) is about 230 V. The neutral wire is at or close to earth potential (0 V). The earth wire is at 0 V; it carries a current only if there is a fault. Our bodies are at earth potential (0 V). Touching the live wire produces a large potential difference across our body. This causes a current to flow through our Describe the potential difference in the live wire with respect to earth. Describe how the earth wire acts as a safety wire and only carries a current if there is a fault. State that the resistance of the earth wire is low and that it will allow a large current to flow through it. to the three pin plugs in the UK. Find out why the top pin on some plugs, eg some mobile phone chargers, is made out of plastic. How do the fuse and wire work together to prevent electrocution? WS 1.5 Identify an electrical hazard in a context.
AQA-8465-SOW-MAI.DOCX