Electricity 0.0 / 5 ? PhysicsElectricityASAQA Created by: Steph.SCreated on: 01-03-17 14:26 What is current? The rate of flow of charge 1 of 5 What is potential difference (p.d)? The work done per unit charge 2 of 5 Equations? I (current) = ΔQ (charge)/Δt (time), V (voltage)=W (work done)/Q (charge), R (resistance)= V (voltage)/I (current) 3 of 5 In an ideal situation, what resistance does an ammeter have? None 4 of 5 In an ideal situation, what resistance does an voltmeter have? Infinite 5 of 5
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