ZIMSEC O-Level Physics
13.3Electromagnetic induction
Electromagnetic induction in ZIMSEC O-Level Physics: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic23 practice questions2 lessons
Overview
Form 4.
Learning objectives
What the syllabus expects you to be able to do.
- 13.3.1Describe an experiment showing that a changing magnetic field can induce an e.m.f.
- 13.3.2State the factors affecting the size of an induced e.m.f.
- 13.3.3Use the fact that an induced e.m.f. opposes the change producing it (Lenz's law).
- 13.3.4Predict the direction of an induced current (Fleming's right-hand rule).
- 13.3.5Describe the operation of a.c. and d.c. generators and the differences between them.
Lessons
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Electromagnetic induction
30 min
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The a.c. generator and the d.c. generator
28 min
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Sample question
A sample question on this topic. Answer it, check it, then read the worked answer.
Turn Electromagnetic induction into a strength.
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