Electrical and Electronics Engineering

The annual fee is 1.2 lakhs per year. For more details, check the link below:
https://www.shiksha.com/b-tech/course/b-tech-in-electrical-and-electronics-engineering-university-college-of-engineering-jawaharlal-nehru-technological-university-kakinada-204943

Rank below 800 might be sufficient to get into OU.

You will get civil branch in NITW. Civil, chemical, metallurgy and biotechnology branches, you will get In NITW. Chances are low to get mechanical.

Hi,
Top countries for EEE are USA, Germany, Singapore, Japan, UK, Canada, Taiwan, etc.

If you have completed your engineering then I suggest you to prepare for GATE (Graduate Aptitude Test in Engineering) in aerospace engineering as you can choose any branch.

Your future course of action in higher education depend on your present industry, domain and role. Since, you have done your Bachelors in electronic and electrical, you may either select M.Tech. In some related field or go for MBA/ PGDM in Leadership or Technology Management related areas. However, it is hard to advise you on anything unless your entire background and vision for future is known.