Electromotive Force and Internal Resistance
Physics · Year 12 · Electricity · 5.º Período

Electromotive Force and Internal Resistance

Investigating the internal resistance of power supplies and its effect on terminal potential difference.

National Curriculum Attainment TargetsAQA 3.5.1.3 Electromotive force and internal resistanceOCR Module 4.2.2 Internal resistance

About This Topic

Investigating the internal resistance of power supplies and its effect on terminal potential difference.

Key Questions

  1. What is the difference between electromotive force and terminal potential difference?
  2. How can we determine the internal resistance of a cell experimentally?
  3. Why do car batteries need a very low internal resistance?

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Science

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