Aeronautical Engineering

Hi Prasanth,
You can use the TNEA 2018 College Predictor option available on shiksha.com. College Predictor helps students to get an idea about the chances of admission in the college of their choice based on TNEA 2018 result.
Please refer the link below for your reference:
https://www.shiksha.com/b-te

Yes, there is fee concession for category students but this is followed in only government colleges. You will not get any concession in private colleges.
Good luck.

Top colleges for aeronautical engineering are-
IIT Bombay
IIT Madras
IIT Kharagpur.
IIT Kanpur
IIST Thiruvananthapuram
Madras Institute of Technology, Chennai
Hindustan Institute of Engineering Technology, Chennai
Good luck.

Please check the university website. You must also know the German language.

You can go to the link below to predict the colleges you may get in this rank via CET. As far as I know, chances are not very good. But you can get something via your JEE-Mains rank. I will put the link to that as well.
Best of luck :)
https://www.shiksha.com/b-tech/resources/kcet-college-predictor
ht

Yes, you can join aeronautical engineering with Diploma with EEE.
Choose a good college and go ahead.

Yes, you will certainly get admission in aeronautical engineering.

Hello Ashwani,
This institute established in 2006 has come a long way since then. By now it has established it's name in this field and I feel that you should not hesitate to take admission here. I am attaching a link that will give you all the required information.
https://www.shiksha.com/college/s

Hello Kshitij,
I am attaching a link that will give you all the required information about this institute and all associated issues.
http://www.shashibgroup.org/

Hello Varun, I am attaching a link that will give you all the required information about placements at MVJCE. https://www.mvjce.edu.in/placements/.