Hey there, 

First of all many many congratulations on your great score in the bhu entrance exam. 

As per your query I would I would like to tell you that according to your rank and based upon the previous year cuttoff marks you may have chances of getting admission in bhu main campus under general category. But with obc you have definitely chances to getting admission in bhu main campus. 

Another wise there are some affiliated collage from bhu. You may go for it. 

Hopefully it's will be useful to you. 

GOOD LUCK.