That aircraft carrier is the ex ARA 25 de Mayo, from the Argentinian Navy (previously british and then dutch). It was decommisioned and sold in the 90's and towed to India.
More pictures of the ship: http://www.histarmar.com.ar/Portaaviones/25deMayo.htm
More pictures of the ship:
http://www.histarmar.com.ar/Portaaviones/25deMayo.htm