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Cambridge AS & A Level Physics

9Electricity

Electricity in Cambridge AS & A Level Physics: what the syllabus expects you to know, the learning objectives and how to practise.
Topic89 practice questions4 lessons

In this topic

Lessons

  • Electric current, charge and drift velocity

    40 min

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  • Potential difference and electrical power

    40 min

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  • Resistance, Ohm's law and I-V characteristics

    45 min

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  • Resistivity of materials

    40 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Electricity: sample question

1 mark

A steady current of 250 mA250\ \text{mA} passes through a torch bulb for 4.04.0 minutes. Calculate the charge that passes, in C.

Answer in C.

Turn Electricity into a strength.

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