Engineering

No, that's not possible, GATE is for M.Tech course.

Please specify the course name for which you require information so that I may be able to populate relevant information.

Go through the link below for details :
https://www.shiksha.com/hospitality-travel/travel-tourism-chp

There is very less scope of aerospace engineering in India, salary package is far better for branches like CS EE, ME etc. The best place to pursue aerospace engineering is the united states
Details :
https://www.usnews.com/best-graduate-schools/top-engineering-schools/aerospace-rankings.

The final AIR will be declared considering the best score out of the two JEE exams, hence based on current percentile we can not predict whether you will qualify for ST category or not. Wait for the final AIR declaration
https://www.shiksha.com/b-tech/articles/how-to-calculate-jee-main-rank-from-per

Check out the link below for details:
https://www.shiksha.com/b-tech/course/b-e-in-aeronautical-engineering-lokmanya-tilak-jankalyan-shikshan-sanstha-s-priyadarshini-college-of-engineering-nagpur-154071

No, that's not possible.
Admission is through counseling conducted by DTE Maharashtra based on marks obtained in Maharashtra Common Entrance Test (MHCET) or rank obtained in JEE-Mains.
For international students admission is through counseling conducted by DTE Maharashtra based on marks obtained in m

You have not mentioned the category you belong along with state as these two factors are very important as they have a different cutoff. For general category rank, I think you should be able to get this college with 2000 rank in ECE.

It's depends upon you. Lot of computers available in labs and library.

University of Hyderabad is conducting counselling through CCMT and it might be difficult to predict the cutoff but if you have Gate score around 450-500, you will probably get admission in UOH.