JEE Main

Please use the Shiksha's rank predictor tool to get the estimated rank:
https://www.shiksha.com/b-tech/resources/jee-main-rank-predictor

Domicile and caste certificate are not mandatory from the 12th standard state. Only the criterion is that, from wherever you opt 12th will be considered for your home state quota seats.

If you happen to qualify JEE mains then that means you are eligible for NIT counseling. Just participate in the counseling process and if luck favours, you then you will get admission in NIT.
All the best.

Please click the link below:
https://www.shiksha.com/b-tech/articles/how-to-calculate-jee-main-rank-from-percentile-blogId-19953.

Both the coaching institutes are fine for preparation. You can take help from the given tips and tricks for the preparation of JEE Main Exam. Check it out -
-Make a fixed schedule for the exam.
-Make a list of books for JEE Mains that you must prepare from and notes and study material you want to prepare from.
-Make a complete analysis on the syllabus for exams.
-Mark the important topics and Subtopics and read them first.
-Ask to your teachers and mentors if you get any doubt, do not hesitate.
-Solve previous year questions and mock tests for practice.
-Stay positive and to memorize everything do practice in written form.

Below are the universities offering B.Arch
1. NIT, Rourkela
2. NIT, Calicut
3. NIT, Hamirpur
4. NIT, Patna
Please click the link below. https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor.

It seems really difficult to me that you can get aeroscope engineering with the percentile you have got.

Hi Hartej,
You need to have 140 and above marks for admission in Thapar University.
Good luck.

I will suggest you opt for your B.Sc course and parallely prepare for your JEE Mains. If you crack it, then good if not then, you will continue with your B.Sc.