Hi Ashish, The best way to reach Goa from Hyderabad is by bus, journey is really amazing. If you are planning to go by your own car you can cover these places on the way.
Gulberga, Bijapur, Chikoti, Gotru, Belgaon, Khanapur, Londa, Molem and Panaji. Check out stay options here: https://www.tripoto.com/hotels Happy travelling!
Go to south Goa for peaceful ci stay and north if you are party person!
few beaches must visit are cola, agonda, arambol, baga beach, Calangute beach , morjim beach . you can have fun and adventure activities at Calangute beach . go for dolphin sightseeing and crocodiles sightseeing too! can go for snokerling also! Enjoy