Engineering

For CS manipal gets very good companies. You can get in Manipal University, Jaipur.

1.4 L without scholarship.

LNMIIT Jaipur is best for CSE Among them. LNMIIT has a very good placement records for CSE students and is top ranked private college of Jaipur. Campus, study and crowd is very good in LNMIIT.

For admissions to NITs/ IIITs/ GFTIs, candidates should have secured at least 75% marks in class 12th exam or be in the top 20 percentile in the class 12th exam conducted by the respective board. For SC/ ST candidates, the eligibility criteria is 65% marks in class XII. The cutoff percentage of top

No I'm afraid not, since there are only a limited number of seats available for everyone, and will be filled by people with less than 1500 rank in OU.
See, I had gotten rank of 706 in TSICET 2017 but still, I did not get seat in OU, because I'm OC. The chances of you getting a seat in top 10 colleges

B.E (lateral entry)
Important Information
Duration
3 Year Bachelor (Full Time)
Eligibility
Candidate must have completed 3 years Diploma or B.Sc. From recognised University. Admission Procedure
Admissions are made as per University norms.

Petroleum Engineering deals with optimizing extraction of oil and gas from the surface of earth. Petroleum engineers implement methods that maximize the extraction of hydrocarbons efficiently with least environmental hazards. Some of the top institutes in India that provide specialisation in Petrole

ECE would be better if you want to go and study/work abroad.

Yes, obviously, you are eligible for special round.

Hello,
I hope you are doing well. You can check the list of colleges including KNIT, NITs and IIITs that you can get according to your marks and rank. Use Shiksha JEE college predictor:
https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor?utm_source=connect&utm_medium=CR_JEECP&utm_cam