About author : The author is a Lecturer in physics at Directorate of School Education Kashmir. He has done his Doctorate in High energy Physics from Jamia Millia Islamia New Delhi and M. phil in Space Physics from RDVV Jabalpur. The author has worked as post doctoral research fellow in CSIR New Delhi and has published more than twenty publications in reputed international journals. Besides writing books, the author is a columnist and writes for different newspapers across India in addition to the blog posts on scientific education and social interests.

About book : This book titled “Communication Systems” is an attempt to reach out to the physics students of class 12th and the aspirants of different competitive exams. In this book, various concepts are explained in a simple and logical manner along with the numerical methodology so that the students can easily understand these for their success in various exams. This book has been prepared keeping the syllabus of CBSE, NCERT and various state boards into consideration.