JEE Main

https://googleweblight.com/i?u=https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor&grqid=GanbZ-36&s=1&hl=en-IN
Please go through the link for the same. This is the college predictor link. Best of luck.

You'll get NIT but with lower rank and with branches such as metallurgy or mining. Kindly explore other options like B.Sc.

Sorry, but no college (government) will offer admission With ECE and CSE branch. Moreover, try for private colleges like LPU, CU or Amity.

Frankly, you will get the lower NITs with non-core branches be it mining or metallurgy. Try getting into NIT-Manipur, Silchar or Pondicherry. Assuming you are from general category, you left with these options only, though if from any other category, you may have a better chance.

Yes, you are likely to get if not in Hyderabad then may be in IIIT-Allahabad.

You can check the college predictor for this . Moreover , with this rank , you can get CSE in all the NIT's . May be definitely with surathkal or Warangal ( if not trichy ) . Hence, you don't need to worry a lot . Moreover ,you can check the colleges below .
https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor

Almost in all top NITs. Try to go for NIT-Trichy, Warangal or Surathakal according to their priority in JOSAA followed by Rourkela.

You can get admission but in not so good NIT. Moreover, if you are able to land up a good branch, it may compensate the name of a low rank NIT.

Since there are only a few colleges which offer mechatronics engineering in India and one of them is IIT-D.

The smartest people in India get the best package. Some IITians focus on studies, some on their startups and some mere on their degree. The third category has to just do their jobs. It's not about them, it's about their thoughts. Don't worry, Not IITians, but whole India is doing great and non-IITians are also doing great.