Silicon Valley University

In order to get admission in SVU, you should get rank around:
GEN :400 (SF-1400)
BC : 700 (SF-3000)
SC/ST : 2000-4000 (SF-13000 to 15000)
*SF=self finance category seats
#these estimates may vary from year to year based upon the availability of seats and also by reservation category & gender.

Yes, get yourself counselled at the required centre for TSICET counselling, then they'll give you the list of colleges that you are eligible to get a seat for MBA.

Yes, the campus is Wi-Fi enabled.

Yes, the campus is wi-fi enabled.

If you are financially good, then choose Hindustan, otherwise choose Sri venkateswara university for mechanical engineering.

Please refer to the link provided below for a detailed comparison between these two institutes for a course in civil engineering. You should be able to compare various features of these two institutes which should help you decide which college is better an where you would like to study. Regards. https://www.shiksha.com/resources/college-comparison.

In terms of placement and faculty members, Andhra University is good among all the options which you mentioned. Andhra has a decent placement with average placement package of around 4 LPA.

Marks required to get an engineering seat in SVU is 45 marks, and a rank of about 1 lacs.

Andhra Pradesh-EAMCET 2018 College Predictor.
Use your Andhra Pradesh-EAMCET 2018 rank to see where you can get admission at the link provided below:
See the courses, colleges & rounds you may crack.
The result is based on admissions data of Andhra Pradesh-EAMCET 2017.
Get resources, insights on colleges & courses:
https://www.shiksha.com/b-tech/resources/ap-eamcet-college-predictor