my rank 9505 is there any possibility to get obg in tamilnadu government medical colleges.

Going by previous All India cut offs and your rank you may have decent chances in Aarupadain Veedu Medical College in Obstetrics and Gynaecology. Government Medical Colleges are a tad tough with this rank. Having said that, this is 2019 data and cut offs change every year depending on various factors such as no.of Candidates appearing for the exam, no.of Candidates qualified, difficulty of the exam, and no.of seats available for each specialisation. Please try our College predictor to check the possibility of other specialisations with you rank across India:  https://medicine.careers360.com/neet-pg-all-india-college-predictor