Hi

In order to crack this exam one should be able to score descent marks in mock exams before appearing for this exam so that you know where you are standing and how much revision and what strategies are required to achieve your goals.

Some books you can refer are

Deepti series for mathematics

Some previous year solutions books

IPE textbooks for physics

IPE textbooks for chemistry

DC pandey book

HC verma book

Also apps like  are good apps which help one to boost their scores and motivation to crack this exam

Furthermore refer the link

https://www.google.com/url?sa=t&source=web&rct=j&url=https://engineering.careers360.com/articles/which-best-book-for-ap-eamcet&ved=2ahUKEwjH3ZXHgZzxAhXlxTgGHfBUD4MQFjAJegQIHhAF&usg=AOvVaw3PuiVn3KpMYRg9AJHIaEtn