O-LevelPhysicsElectricity5054/12 · Oct/Nov 2019 · Q311 Mark

The diagram shows a metal lightning conductor attached to a building. Why is the lightning conductor made of copper?

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ABoth positive and negative charges can flow through copper.

BCopper can be electrostatically charged.

CSo the lightning conductor has a low electrical resistance.

DSo the heat is conducted away quickly.

✓ Correct answer

C: So the lightning conductor has a low electrical resistance.

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Topic: Electricity, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source: O-Level Physics, Oct/Nov 2019 Paper 1 Variant 2, question 31.

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