Please DONTO do any engineering course through correspondence. It is not recognized and will be a waste of all your money. The recent regulations have made it mandatory not to allow engineering courses through correspondence. Rather go for a lateral entry since you are a diploma candidate.
Check details here for Jharkhand diploma to degree
Candidates can check B.Tech Cut off for Top IITs & NITs here.
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile