Hello Bhupal, 

Based on your rank, you can get into this colleges. However, there are very few branches in this college who's closing rank was near to 15000 in previous years.. So I would recommend you to go through the following given link, It will help you to know the different closing rank of different branches. 

http://www.andhracolleges.com/colleges/college-profile.aspx?clgid=MT121

Now for more accurate information on colleges based on your result, you can use GATE college predictor. Check the following link:-

https://engineering.careers360.com/gate-college-predictor?icn=gatecollegepredictorwithpsuchances%26e-books-clgpd-trial&ici=cahometool_lp

Hope you find this information useful. Have a great future ahead.