This book is very important for IIT-JEE and AIEEE (Now JEE -ADVANCE And JEE-MAINS) aspirants who have completed 10th study.The concepts are given in a format to make it very easy to grasp. The book has the concepts from 0 level so that one could recollect the topics that he has learnt in 8th , 9th and 10th . This book is a great invention . If you want to clear concepts about physics ,nature laws , numerical which increases your thinking capability and if you are an engineering aspirant then this book is very important . It greatly helped to analyse problems in much more logical way . About the Author Harish Chandra Verma is an Indian physicist and a retired professor at the Indian Institute of Technology Kanpur since 1994. His field of research is nuclear physics. know more at - H. C. Verma ...