Cambridge IGCSE Physics
4.5.5The d.c. motor
The d.c. motor in Cambridge IGCSE Physics: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic13 practice questions1 lesson
Learning objectives
What the syllabus expects you to be able to do.
- 4.5.5.1Know that a current-carrying coil in a magnetic field can feel a turning effect, increased by more turns, more current or a stronger field.
- 4.5.5.2Supplement: describe how an electric motor works, including the split-ring commutator and brushes.
Lessons
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The d.c. motor
25 min
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Sample question
A sample question on this topic. Answer it, check it, then read the worked answer.
Turn The d.c. motor into a strength.
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