A student rubs an acetate rod with a dry cloth. This process gives the acetate rod a positive static charge.
Explain, in terms of the movement of subatomic particles, how the acetate rod became positively charged.
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Markscheme
11.1 Charging by friction Questions
47 exam-style questions on Edexcel GCSE Physics 11.1 Charging by friction. Each one has a worked solution and a mark scheme showing where the marks go.