Engineering

You will not get any government college, but you might get private college under Uttar Pradesh State Entrance Exam (UPSEE). You will CSE or ME in a private college.

Yes, in some colleges you can get concessions on your class 12th marks, but there are very few colleges in India.

It all depends on your JEE Mains exam and class 12th marks, which college will you get. If you to go for a private college, you can opt for Chitkara University. But, the condition is you have to work hard to get a good package in this college other than that talking about other government colleges there is PEC, UIET, DTU, IPU etc. All the best for your future.

Yes, you can get NIT Puducherry (NITPY) - National Institute of Technology - B.Tech in Mechanical Engineering at this rank but in the last round of the counselling.

Getting NIT, Trichy at this rank and percentile can be difficult as according to the last year the cutoff for SC students in all the branches is as low as 78, but can try upto the last round of the counselling maybe you can get into this college.

Eligible candidates need to appear for the Amity Joint Entrance Examination (Amity JEE). Written Test - Shortlisted candidates will be called for essay writing based on rank obtained in Amity JEE.
Personal Interview: Shortlisted candidates will be called for personal interview based on the score obtained in essay writing.
Final Selection: Candidates are selected based on Amity JEE rank, score obtained in 10+2 & essay writing and performance in personal interview.
Link: https://www.shiksha.com/b-tech/course/b-tech-in-computer-science-and-engineering-amity-university-noida-206768

See for getting admission in IIT, Roorkee for B.Tech in Civil Engineering you have to get good marks in the JEE Advance paper only then you can get that not on the basis of Mains paper.

There are many good engineering colleges in North India. You can go for Delhi Technical University (DTU), Indraprastha University (IPU), Punjab Engineering College (PEC), UIET Chandigarh and there are also few NITs and IITs in north India too!
All the best for your future! If you like the answer please upvote!

Syllabus for DU M.Sc 2019, the aspirants are advised to focus on the below subjects and topics like
Mathematics, English, Logical Reasoning, Computer Science, and Comprehension.

Hi,
With 54% marks, you won't get any good college. First of all you apply for a reappear and if your aim is only getting B.Tech degree you can take admission in Chandigarh University. Last year they were selling seats of B.Tech for Rs.10000. Even the IT companies demand for at least 60% marks in class 12th. All the best for your future.