NIT

Hello,
There are a lot of colleges to choose from. You can refer the below link designed by Shiksha, in which college ranking, their ranking, facilities all criteria are shown, follow the link:
https://www.shiksha.com/b-tech/ranking/top-engineering-colleges-in-india/44-2-0-0-0.

That totally depends on the pattern and difficulty of the paper and also the number of students applying for JEE. Percentile is calculated wrt to the number of students getting marks below the respective person whom percentile is being calculated. If the students will vary they percentile may also vary. I hope you understood.

Hello,
Congratulations for scoring 95 percentile in JEE Main paper 2 You can get admission in New IITs, there may be chances of getting a seat in IIT, Kharagpur.

You can refer following colleges:
Walchand College, Sangli
SGGS, Nanded
VNIT, Nagpur

Obviously, NITs are at first priority, but not all NITs are good. NIT Trichy, Warangel, Rourkela are the best then BIT Mesra, University of Pune are in the list. Good luck.

Yes, this year there is 10% increment in the seat of every college.

The final rank, corresponding to the percentiles, will be based on the best of the scores of JEE-Mains January 2019 and April 2019 exam. Kindly wait for the results to be announced and the cut off to be displayed.

NIT is National Institute Of Technology is well known institutions after IITs & IISERs. NIT provides various professional as well as non - technical courses like basic & natural science. Some private colleges are not as popular as NITs. NITs have quality education.The basic difference is quality education, placement, etc.

Hello!
NIT Jalandhar isn't really a great option since it is not that reputed as compared to the top 30-40 colleges in India. Avoid it and aim for the much better ones.

Yes, you have a great chance of getting NIT-Trichy.