Hello Sai,

The qualifying rank for OBC catagory in JEE mains is 65,313.

The min marks you need to be qualify for mains are 45. for more detailed nformation about JEE mains cutoff you can always check the career 360 website:

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

All the best

Hello aspirant

The cutoffs vary through the year. In my opinion , the cut off for obc is about 51

To be on the safe side, try to score above 80.

Thank you

Cutoff mark cannot be predicted exactly because it depends upon various factors.
 
You can go through the below-provided link of Careers360 where you can find predicted cutoff score by various institutes and check previous year cutoff for various NITs. Right now keep working hard for your upcoming exams.

https://engineering.careers360.com/articles/jee-main-cutoff
 
All the very best and good luck.