Hey!There 

To get seat in VNIT,your rank should be under 20k for core stream like ELECTICAL, MECHANICAL or electronics and communication engineering..For stream like METALLURGY AND MINNING,rank should be under 38k..For rank around 20k,you have to score 160-170marks ..Marks depends upon type of paper..Above mention score may change..

Ask if any query..

For more details go through below link;

https://www.google.com/url?sa=t&source=web&rct=j&url=https://engineering.careers360.com/articles/jee-main-cutoff-for-vnit-nagpur/amp&ved=2ahUKEwjQ0Py8qq3kAhXVR30KHU0kDsUQFjACegQIARAB&usg=AOvVaw38kgX0RcEmgQeL6N6JNr0T&ampcf=1.

GOOD LUCK!