Domestic Electricity 0.0 / 5 ? PhysicsElectricityGCSEWJEC Created by: BobbusCreated on: 15-03-21 13:12 What is the equation to calculate energy (J) Power X time 1 of 9 What is the equation to calculate kiloWatt hour? Power (kW) X Time (H) 2 of 9 What is the equation to calculate the cost of electricity Cost = Units used (kWh) X Cost per unit 3 of 9 What does DC stand for? Direct Current 4 of 9 What does AC stand for? Alternating Current 5 of 9 What are the wires in a 3- pin plug called? Live, Earth, Neutral 6 of 9 What is the job of a fuse? It breaks the curcuit if the current is too high 7 of 9 What is the equation used to find power? Voltage X Current 8 of 9 What are the 2 advantages of an MCB over a fuse? D 9 of 9
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