Interactive practical

Try the resistivity experiment

The resistivity simulation is the free Interactive Practicals example. Take measurements, analyse the graph and calculate your own value of resistivity.

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Practice: Determining the resistivity of a wire

Eduqas A420QS — this practical matches your selected course; the questions check the method, data handling and practical skills.

Check your answers as you work. For written questions, use the marking points to assess your response.

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6 additional questions require A-Level Physics Premium access.

2 of 2 available questions match the selected filters. This session contains 2 questions.

Question 1 · 1 mark · Foundation · Practical · Diagnostic

What is the gradient of a graph of R against L for a uniform wire?

Question 2 · 3 marks · Standard · Practical · Practical method

Try the resistivity experiment

Practice: Determining the resistivity of a wire

What is the gradient of a graph of R against L for a uniform wire?

Explain why the gradient method is better than calculating ρ from one length.