What's the minimum jee mains marks / rank required to get into NITs for general and obc ?
If you wish to enter into good NIT'S then you have to work for it through which you may able to score 200+ marks in JEE mains such that you can easily select NIT college not college will select you.
See If you are looking for Good NIT's like NIT delhi, Allahabad, Trichy, Warangal then you have to score 200+ to get good branch like Cs, Mech and ECE.
You can refer this link for Closing rank of different NIT's: https://engineering.careers360.com/articles/jee-main-cutoff-for-top-nits
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