Uploaded June 2025 | Updated September 2026, 2 weeks ago

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Last Minute Session: zphysicslessons.net/physics-tutoring
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Here are some important Paper 2 derivations for A level Physics.
Disclaimer: please check with your exam board and specification/syllabus as this is not an exhaustive list, just a guideline

Chapters:
00:00 OCR Resistors in series and parallel
01:48 OCR Wave Equation
02:19 OCR Critical Angle
03:04 Capacitors in series and parallel
04:34 OCR AQA Capacitance of a Sphere
05:34 OCR AQA Voltage of a Charging Capacitor
07:05 OCR AQA Half Life of a Capacitor
08:46 OCR AQA Magnetic Force
09:14 OCR AQA Radius of a charged particle in a magnetic field
09:38 AQA OCR Time independent of radius magnetic field
11:27 AQA OCR E=V/d from Work Done
12:20 OCR AQA Velocity Selector
12:56 OCR AQA Nuclear Density independent of nucleon number
14:14 ALL Half Life
15:56 AQA Edexcel Kepler's Third Law
16:38 AQA Edexcel Escape Velocity
17:16 AQA Edexcel Speed of a satellite
18:01 AQA Edexcel Total Energy and Potential Energy
19:11 WJEC and Eduqas Only - Critical Density
21:50 Edexcel - gravitational acceleration g
22:20 Edexcel - age of the universe
23:13 Edexcel - time period of a mass spring system
24:49 AQA Edexcel - pressure of an ideal gas
29:28 OCR AQA Edexcel - mean kinetic energy of an ideal gas