Uploaded November 2024 | Updated September 2026, 2 weeks ago

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Here is an AQA A level Physics Revision video for Paper 2 on the topic of Capacitors.
This is also applicable to other exam boards including OCR A, B, Edexcel, CIE and also to similar courses such as AP Physics.

Chapters:
00:00 What is Capacitance?
01:04 The Farad
02:05 Parallel Plate Capacitors
04:23 Dielectric Constant
05:09 Polar Molecules in Dialectrics in Capacitors
08:32 Energy Stored in a Capacitor
10:17 Graphs of Charging of Capacitors
11:12 Voltage across resistor in charging
13:55 Deriving the Charging Equation
15:28 Discharging Graphs
16:44 Discharging Equations
17:40 Time Constant
21:30 Halving Time
24:22 Calculation of Time Constant from Graphs