B.Tech

In general, once you complete 10th you can opt for polytechnic. Coming to your query you will lose an extra year in your academic journey. But of course it will be easy for you in your engineering to understand the subject. Having said that, of course you should join in a good college/institute.

Yes, it's good enough for BE mechanical and you can join with 165+ itself. Placements also will be provided for mechanical department.

Hello,
You can check the list of college including NIT and IIIT's you can get according to your marks and rank here. Use Shiksha JEE College Predictor:
https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor?utm_source=cconnect&utm_medium=CR_JEECP&utm_campaign=7489993

The placement record is quite good and the college guarantees 80% placements.

Hello,
If you aspire to make a career in railway department the RRB group recruits candidates on various posts. Some of them are:
RRB Group D Posts
RRB ALP Posts
RRB NTPC Posts
RRB JE and SSE Posts
There is different syllabus and eligibility criteria for the railways all exams:
Check out the more details - https://www.eduncle.com/railway-rrc-group-d-recruitment-vacancy.

Hi,
College predictor option helps students to get an idea about the chances of admission in the college of their choice based on TS-EAMCET 2018 result. You can use the TS-EAMCET college predictor 2018 option available on shiksha.com.
Please refer the link below for your reference:
https://www.shiksha.com/b-tech/resources/ts-eamcet-college-predictor

You can get admission for bioengineering in MIT College with your NEET score.

Please use the predictors mentioned below to select and check for eligibility for a college of your choice:
Andhra Pradesh-EAMCET 2018 college predictor: https://www.shiksha.com/b-tech/resources/ap-eamcet-college-predictor
TS-EAMCET 2018 college predictor: https://www.shiksha.com/b-tech/resources/ts-eamcet-college-predictor
JEE-Mains 2018 college predictor: https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor