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4.2.1a Positive and negative charge

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Question 118

A plastic ruler is rubbed with a woolen cloth. The ruler becomes negatively charged.

Why has the ruler become negatively charged?

A

It has lost protons.

B

It has lost electrons.

C

It has gained protons.

D

It has gained electrons.

Markscheme

4.2.1a Positive and negative charge Questions

  1. IGCSE
  2. /Physics
  3. /4.2.1a Positive and negative charge

145 exam-style questions on CIE IGCSE Physics 4.2.1a Positive and negative charge. Each one has a worked solution and a mark scheme showing where the marks go.

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