Concepts of physics is a set of two volumes . this book contains all the chapters included in JEE syllabus. HC verma have attemted to showcase physics in an interactive and familiar way. The book teaches physics as a teacher with real life examples. Concepts can be best percieved from this book. There are a lot of problems to practice. The level of problems is of JEE. You cant use it as a complete course for JEE . It is just a step that you must read for JEE.