Hello Vasudevan,
Yes, with overall rank of 816 in MBC community, you can get a seat in MIT/CEG in branches like EEE, Chemical,and others, according to previous year's cutoffs. Check out last year's cutoffs from this link:
https://images.careers360.mobi/sites/default/files/TNEA-2018-ROUND-1-Opening-Closing-Ranks.pdf
Note that College code for CEG: 001 and for MIT is 004
Best Wishes!
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