Hey Abhishek,

Hope you are doing well,

Yes dear under SC category with a score of 400 you do have chance of getting MBBS in a govenment collegs,but also the cutoff's keep chnaging every year so.nothing can be gurenteed.

Also,I am providing you with the link of the college predictor,that will help you in finding all the possible colleges under your NEET score:

https://medicine.careers360.com/neet-college-predictor?utm_source=google-search&utm_medium=paid&utm_campaign=neet-clgpd

Hope this was helpful!

All the best!

Keep Smiling :P