: Even in early chapters, modern physics examples are integrated into standard problems to bridge the gap between classical and contemporary science. Active Examples
such as relativistic quantum mechanics, Feynman diagrams, and general relativity. wolfson and pasachoff physics with modern physics pdf11
If you meant a specific problem number or chapter from the 11th printing of an edition, feel free to clarify, and I can help explain the physics concept instead. : Even in early chapters, modern physics examples