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Cambridge AS & A Level Physics

10D.C. circuits

D.C. circuits in Cambridge AS & A Level Physics: what the syllabus expects you to know, the learning objectives and how to practise.
Topic99 practice questions5 lessons

In this topic

Lessons

  • E.m.f., internal resistance and circuit symbols

    45 min

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  • Kirchhoff's laws and resistors in series and parallel

    40 min

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  • Solving circuits with Kirchhoff's laws

    45 min

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  • Potential dividers and sensor circuits

    40 min

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  • The potentiometer and null methods

    40 min

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Sample question

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D.C. circuits: sample question

1 mark

A battery of e.m.f. 9.0 V9.0\ \text{V} and internal resistance 1.5 Ω1.5\ \Omega is connected to a 6.0 Ω6.0\ \Omega resistor. What is the p.d. across the resistor?

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