Can I get seat in Chennai for 3lakh rank

If you are talking about NEET, you can get a seat at Madras Medical College. If you have a Pwd status under the general/OBC/EWS/SC/ST category, you can register for the counselling. 15% of the seats are reserved for AIQ and MCC accepts NEET ranks up to 6,00,000 as per 2022 data. Candidates must note that the accepting ranks vary year after year.