For B.Sc. Physics Honours/ Major Students Also for B.E./B.Tech. Engineering Students.The subject matter is clear, concise and easy-to understand/ read manner. Emphasis has been given to the clarification of the physical principles. Mathematical details have also been worked out to the extent suitable for the undergraduate students. Many Solved problems have been incorporated to make the students familiar with the applications of the principles and formulae they have come across in the text. A variety of questions and problems have also been given for the prentice of the students.