83 could fetch you a rank around 173910-195500.now these are based on previous year analysis .As of now its tough to say because the analysis and also cutoffs change every year due to many factors like total students appearing for exam,difficulty level of paper etc..considering you from gen ews category you have very low to no chances to fetch seat in government colleges nits or iiits.however you can try to fetch seat in private colleges or universities.for more information to get a personalised report on what all chances you have for your rank refer to: https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer

hope this helps,

thankyou.