There is no official 5th edition as of 2025. The "updated" PDFs you see online are usually:
: The book is arranged into seven main sections (A to G) and uses SI units throughout. A Level Physics Textbook By Roger Muncaster Pdf UPD
: Each of the seven main sections ends with extensive sets of problems, many of which are sourced from past A-Level examination papers, with answers included at the back. Strengths vs. Limitations : Reviewers from There is no official 5th edition as of 2025