There are several books available that offer insights and tips from subject matter experts and professors for the IIT JAM Physics preparation. These books are designed to help students understand the concepts and solve problems effectively. Here are some recommended books for IIT JAM Physics preparation:

1. "IIT-JAM: M.Sc. (Physics)" by Dr. Anil Ahlawat: This book is specifically designed for IIT JAM preparation and covers all the important topics with detailed explanations. It includes previous years' question papers and practice sets for self-assessment.

2. "Concepts of Physics" by H.C. Verma: This book is highly recommended for building a strong foundation in physics. It explains the concepts in a clear and concise manner and includes a wide range of solved examples and practice questions.

3. "Quantum Mechanics: Concepts and Applications" by Nouredine Zettili: This book provides a comprehensive understanding of quantum mechanics, which is an important topic for the IIT JAM Physics exam. It covers all the essential concepts and includes numerous solved problems and exercises.

4. "Classical Mechanics" by Herbert Goldstein: This book is considered the Bible for classical mechanics. It provides a detailed explanation of the subject, including advanced topics like Lagrangian and Hamiltonian mechanics. It is a valuable resource for mastering classical mechanics for the IIT JAM exam.

5. "Mathematical Methods for Physics and Engineering" by K.F. Riley and M.P. Hobson: This book is essential for understanding the mathematical tools and techniques required for solving physics problems. It covers topics like vector calculus, differential equations, complex analysis, and more.

6. "Introduction to Electrodynamics" by David J. Griffiths: This book is highly recommended for the study of electromagnetism. It explains the concepts of electrostatics, magnetostatics, and electromagnetic waves in a clear and concise manner. It also includes numerous solved examples and practice problems.

7. "Modern Physics" by R. Murugeshan and Kiruthiga Sivaprasath: This book covers topics like special theory of relativity, quantum mechanics, atomic and molecular physics, nuclear physics, and solid-state physics. It includes a wide range of practice questions and previous years' solved papers.

These books are widely used by students preparing for the IIT JAM Physics exam and provide valuable insights and tips from subject matter experts and professors. They cover all the important topics and help in building a strong foundation in physics.