Capacitors

Topic 23 of 33 in the JAMB Physics syllabus for 2026/2027. Study the contents and notes below, then check yourself against the objectives.

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Contents & notes: what this topic covers

Under Capacitors, the JAMB Physics syllabus expects you to study:

  • 29. Capacitors
  • (i) types and functions of capacitors;
  • (ii) parallel plate capacitors;
  • (iii) capacitance of a capacitor;
  • (iv) the relationship between capacitance, area separation of plates and medium between the plates EA C= d
  • (v) capacitors in series and parallel;
  • (vi) energy stored in a capacitor.

Study notes & guidance

Study Capacitors using a recommended Physics textbook that follows the JAMB syllabus. Work through the contents listed above one by one, make brief notes in your own words, and then practise as many questions on this topic as you can — in Physics, understanding and steady practice matter far more than memorising. Use the objectives below as a checklist: if you can do each one confidently, you have mastered this topic.

Objectives — candidates should be able to

After studying Capacitors, you should be able to:

  1. Determine uses of capacitors;
  2. Analyse parallel plate capacitors;
  3. Determine the capacitance of a capacitor;
  4. Analyse the factors that affect the capacitance of a capacitor;
  5. Solve problems involving the arrangement of a capacitor;
  6. Determine the energy stored in capacitors.

These objectives are from the official JAMB syllabus. Use them as a checklist — if you can do each one confidently, you have mastered this topic.

Then practise: the fastest way to lock in a topic is to test yourself under time. Go to CBT practice →

Source: official JAMB UTME Physics syllabus (IBASS, jamb.gov.ng). Reproduced for study use. Last checked: 17 Sept 2026. Always confirm the current syllabus on the official portal.

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