Hi

With 142 marks

• Your percentile will be roughly around 96.94 - 98.34 , considering paper of moderate level and considering the worst case if we go with 96.94 percentile then your rank would be roughly around  9k obc  rank

Now,

This is difficult to predict the college as cut off  keeps changing every year  depending upon various factors

• like  number of students that appeared in the exam, kind of marks obtained by them ,

• toughness level of the jee main examination ,

• number of seats available for the different branch

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• The category you belong to  etc.

But yes,

When we go through previous year trend then ,

Yes, you can get NITs

Some of the best colleges for your rank in which you have chances are listed below along with their closing rank in 6th round of josaa counselling 2020 under other state -

-----------) National Institute of Technology Nagaland:- computer science:-9632 obc rank

-----------) National Institute of Technology, Uttarakhand:- Mechanical Engineering :-10001 obc rank

-----------) National Institute of Technology, Srinagar:-Information Technology (4 Years, Bachelor of Technology):-10209 obc rank

-----------) National Institute of Technology, Manipur:- electrical engineering:-11152 obc rank

-----------) National Institute of Technology,Nagaland :-ECE:-11792 Obc rank

And more

You can check the closing ranks  at official website of josaa by going through the link given below

JOSAA :- https://josaa.nic.in/Counseling/seatallotmentresult/currentorcr.aspx

Above prediction has been made  considering  past year cut off data but  closing rank for colleges varies every year depending upon many factors like jee main question paper difficulty, number of students writing the exam etc so

To help you get  the complete list of colleges that you can get on the basis of the category you belong to,  your home state, your gender etc, we have JEE main college predictor ,the link for which is provided below:-

https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer

To help you further,

To give an idea of jee main 2022 qualifying cut off to be eligible for jee advanced 2022.

Minimum percentile in jee main 2021 to qualify it to  be eligible for jee advanced 2021 is given below :-

--------) general :-87.8992241 percentile

--------) EWS:- 66.2214845 percentile

--------) OBC-NCL :- 68.0234447 percentile

--------) SC :- 46.8825338 percentile

--------) ST:- 34.6728999 percentile

--------) PWD :- 0.0096375 percentile

You can check the same at our page the link is provided below

https://engineering.careers360.com/articles/jee-main-cutoff

Best Regards

ADITYA KUMAR