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ZIMSEC O-Level Physics

14Electronics

Electronics in ZIMSEC O-Level Physics: what the syllabus expects you to know, the learning objectives and how to practise.
Topic75 practice questions6 lessons

In this topic

Lessons

  • Thermionic emission and electron beams

    28 min

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  • Diodes and light-emitting diodes

    25 min

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  • Rectification

    25 min

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  • Electronic components: resistors, capacitors and reed switches

    32 min

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  • Potential dividers and sensors

    30 min

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  • Logic gates

    30 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Electronics: sample question

1 mark

Two equal resistors are connected in series across a 6.0 V supply. What is the p.d. across each resistor?

Answer in V.

Turn Electronics into a strength.

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