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4.2.2a Electric current, charge and measuring current

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Question 1

An electric current in an aluminium wire is due to the flow of charge.

Which particles are moving along the wire to constitute this current?

Aluminium nuclei

Free electrons

Protons

$α\alpha$ -particles

Markscheme

4.2.2a Electric current, charge and measuring current Questions

IGCSE
Physics
4.2.2a Electric current, charge and measuring current

51 exam-style questions on CIE IGCSE Physics 4.2.2a Electric current, charge and measuring current. Each one has a worked solution and a mark scheme showing where the marks go.

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