Electrical Currents Resistance, wires, fuses and circuit breakers 3.5 / 5 based on 3 ratings ? PhysicsElectricityGCSEAll boards Created by: CatherineCreated on: 27-04-12 13:00 Resistance = voltage / current 1 of 5 The colour of a live wire is brown 2 of 5 The colour of a neutral wire is blue 3 of 5 The colour of an earth wire is yellow and green 4 of 5 An RCD (residual current device) is a fast-acting circuit breaker 5 of 5
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