Physics-P2-Elecrticity in the Home 0.0 / 5 ? PhysicsElectricityGCSEAQA Created by: tonisha_Created on: 09-05-23 19:20 The mains electricity in the UK is what type of current? alternating ac 1 of 18 How many Hertz Hz? 50 2 of 18 How much potential difference? 230V 3 of 18 How many wires make up the mains cable? 3 4 of 18 What colours are they? brown blue green+yellow 5 of 18 What wire is the brown wire? live wire 6 of 18 This is connected to a? fuse 7 of 18 And provides the _______ _____ ______ from the ______ at _____V? alternating potential difference from the mains supply at 230 V 8 of 18 The blue wire is the? neutral wire 9 of 18 This does what? completes the circuit 10 of 18 At how many volts is it? 0V 11 of 18 The green+yellow wire is what wire? the earth wire 12 of 18 This is a ______ wire? safety 13 of 18 And prevents the appliance becoming? live 14 of 18 What metal are these wires made of and why? copper good conductor of electricity 15 of 18 The live wire however? is dangerous if touched 16 of 18 This is because the body and earth are at how many volts? 0 17 of 18 If touched this causes? current to flow through you 18 of 18
Comments
No comments have yet been made