USA

first you apply and get your admission. then look for funding agencies who are sponsoring your research area.

Post graduation in the engineering field from an institution of USA would definitely be better than doing post grsaduation form India or from any other country as that helps more in getting a job in USA companies and they are definitely more paying.

Dear Bicky, generally the unranked or tier 3 universities are cheap comparatively. However the top ranked public universities are also cheaper.It is difficult to name them all, you can refer to QS world ranking.
Regards

Dear Jaskaran, there is no particular exam, Scholarships are awarded by the universities on merit basis at the time of admissions.
Best Wishes

You can go for engineering and also you chose science or arts as your interest.

No problem you can do computer course by that you can easily learn the applications of computer.

It can be anyone of the top tech companies in the United States.
Google,Microsoft, Facebook, LinkedIn and many more.
Check out Glassdoor, it should give you a pretty good idea.
www.glassdoor.com

When you are doing masters the courses are more specialised as follows which will make you employable
MSc. Structural Engineering
MSc. Geo technical Engineering
MSc. Construction Management

Hello Nikhil, are you looking for undergraduate or ms programs?