Listen to Arka ( 7 ½) online. Arka ( 7 ½) is a Hindi language song and is sung by V. Selvaganesh, Karthik, Ravichandra Kulur, Gino Banks, Santhosh Chandran, Mishko M'Ba and Arka. Arka ( 7 ½), from the album And A Half, was released in the year 2015. The duration of the song is 6:57. Download Hindi songs online from JioSaavn.