This book serves as a physics textbook for undergraduate students of science and engineering. It provides exhaustive treatment of quantum mechanics, statistical mechanics, nuclear physics, electromagnetic theory, X-rays, ultrasonics and accoustics of buildings. These topics are presented in easy to understand language. A large number of solved numericals are included. Short and long answer type questions and unsolved numericals are provides at the end of each chapter.

This edition includes new chapters covering: Physics of Semiconductors; Dielectric, Ferroelectric and Piezoelectric Properties of Materials; Superconductivity Nanomaterials.