S Chand Lakhmir Singh Science – Physics Class 9 is a well-structured and student-friendly textbook designed strictly as per the latest CBSE syllabus. Authored by Lakhmir Singh, this book explains Physics concepts in a clear, step-by-step manner, helping students build strong fundamentals. Numerical problems, real-life examples, and well-labelled diagrams make learning Physics easier and more interesting for Class 9 students.