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2.1.3 Current, resistance and potential difference
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Three linked quantities

Three linked quantities

Current, III, is the flow of electric charge through a component. It is measured in amperes, A\text{A}A. Potential difference, VVV, is measured across a component in volts, V\text{V}V, and drives charge through it.

2.1.3 Current, resistance and potential difference Lesson

  1. GCSE
  2. /Physics
  3. /2.1.3 Current, resistance and potential difference

Step-by-step lessons on AQA GCSE Physics 2.1.3 Current, resistance and potential difference. Each one builds up to exam-style questions. Build a strong grip on equations, units and Key Stage 3 fundamentals before tackling the more demanding topics like electromagnetism, the particle model of matter and space physics.

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