During the refuelling of an aircraft on a runway, the high-speed flow of aviation fuel through the delivery hose causes electrostatic charge to accumulate. Before any fuel is transferred, a flexible brass cable is securely clamped between the metal fuselage of the aircraft and a grounding rod embedded in the earth.
Explain why a brass cable is used to connect the aircraft to the earth.
47 exam-style questions on Edexcel GCSE Physics 11.1 Charging by friction. Each one has a worked solution and a mark scheme showing where the marks go.