India

Yes, you can enroll in B.Tech programs pan India under Lateral Entry programme. But doing B.Tech from West Bengal would be a good choice instead of Jharkhand.

It is a premier place to learn English in the globally acknowledge manner. British Council, other than conducting workshops and special training offers formal courses as well:
https://www.britishcouncil.in/english/schools/Delhi
For adults:
English:
Spoken English for IELTS (Regular)
English for IELTS (Intensive)
Introduction to Creative Writing
Business Communication Skills
Cambridge CELTA
Masterclass for IELTS Trainers
For young learners:
Summer School (7 to 17 years)
Primary and Secondary (7 to 14 years)
Upper Secondary (15 to 17 years)

Hello Adarsh,
It's nice to see your dream of becoming an aeronautical engineer. Apparently this school has campus in Neemrana as well as Palam Extension. I am attaching a link that will give you all the required information. Better hurry up since entrance exam is in May. http://www.soadelhi.com/

If you have scored good marks in JEE Mains then you can get direct admission on the basis of that rank. If you want to take direct admission then all the private colleges do that. You can fill various university forms such as UPTU, PTU, Jamia, AMU, etc.

Hello maneesh,
There are many courses in various fields offered in various institutes in India. It depends on you. choose the course in which you interested. If you interested in engineering then you may take admission in IIT

Both cities are educational hub. It depends on your selection and other factors. All the best.

No, not at all. But Tamil Nadu Board students will be getting a reservation since the TNEA is a state level exam for admission in college. So, the priority is the Tamil students since they are the domicile of that state only. Hence, they will come under the state quota and other will be having less quota.

You have chances for the same. Kindly review related cut offs for more details.

Well, it depends upon the college. Go through the guidelines. Every Indian student is welcomed in Karnataka colleges. Please upvote.