NUMERICAL PROBLEMS IN SOLID STATE PHYSICS is a companion volume to the author s first book on Solid State Physics (Narosa) published about ten years ago which included a number of solved examples for better understanding. This book consists of about 600 solved examples in fourteen chapters on different topics of solid state physics and condensed matter physics. Each chapter begins with important formulae followed by numerous solved examples taking different aspects into account At the end of each chapter, the students will find question list of unsolved problems with answers, for practice and gaining self confidence. Keeping in view the growing number of objective type examinations in various courses in Physics, Chemistry, Material Science and Engineering including the examinations conducted by UGC / CSIR or UPSC like NET, CAT, GATE etc. where the questions are generally of numerical nature this book will be of immense help to students.