More useful for examination in very less time.
Use of very simple language.
With answers to all questions.
Understanding through pictures.
All the chapters are available on the online YouTube channel, you can read them from there also, the details of which are given below.
Book at very low cost along with free classes on online YouTube channel.
Each type of questions is available with multiple choice questions, blank space, very short type, short type questions, essay questions, numerical questions.