The mishap occurred at Machapur village of Yellareddy mandal, when a group of villagers were taking out a procession as part of 'Peer' festival, carrying a religious flag which accidentally touched the overhead wire, Yellareddy Circle Inspector MGS Ramakrishana said.
"While one person died on the spot due to burn injuries suffered in the electrocution, two others were seriously injured. Twenty others also suffered minor burn injuries in the incident," he told PTI over phone.
A case has been registered under relevant IPC sections and a probe is on.
