Osmania University was established in 1918 and it is the seventh oldest University in India, and the third oldest university in south India. It is situated at Hyderabad, India. As you are asking hear about the process to get the result of supplementary examination of BA, I am providing you the information.

First you need to visit the home page of Osmani University.
At the left bottom side of the page you will find the examination result option, click on that.
As you click on the option a list will appear of the result of the examination conduct by the university.
From hear you can get your result.
Hear I am mentioning the list of result that has been declared by the university of year 2015:

Result Name Date of Release
PGDCA (Reval) Nov-2014 Results 11-03-2015
B.Tech (Bridge) Jan-2015 Results 10-03-2015
B.Tech (Bio) Dec-2014 Results 09-03-2015
B.Tech (Chem Engg) Dec-2014 Results 09-03-2015
M.Sc(IS) Dec-2014 Results 02-03-2015
PG Diploma in Culinary Arts Nov-2014 Results 21-02-2015
BE Nov-2014 Results 20-02-2015
PGDBM (Reval) July-2014 Results
B.Ed (Distance Mode)-2014 Results and Counseling Schedule
PGDCA Nov/Dec -2014 Results 10-02-2015
BHMCT Nov/Dec-2014 Results 10-02-2015
BCTCA Nov/Dec-2014 Results 10-02-2015
B.Pharmacy Nov-2014 Results 10-02-2015
MBA (One Time Chance) Dec-2014 Results 10-02-2015
MBA (CDE) Aug-2014 Results 07-02-2015
MBA III Sem Dec-2014 Results 30-01-2015
UG Supplementary(RV) Oct-2014 Results 28-01-2015
B.Ed.(Distance Mode)(RV) Aug-2014 Results 28-01-2015
B.Ed.(Third Methodology)(RV) Aug-2014 Results 28-01-2015
LLB Revaluation Aug-2014 Results 19-01-2015
Pharma D (3 YDC) Sep-2014 Results 09-01-2015
Pharma D (6 YDC) Sep-2014 Results 09-01-2015
B.Ed Sept-2014 Results (Old Scheme) 08-01-2015
B.Ed Sept-2014 Results (New Scheme) 08-01-2015
PGD in Bio-Informatics (Reval) Sept-2014 Results 07-01-2015
PGDTCP (Reval) Sept-2014 Results

From hear you can select the result of your requirement.