Four persons were arrested after an FIR was lodged against 14 people and same number of unidentified persons, police said.
Those arrested have been remanded in judicial custody by a local court.
The incident took place in Rajapur locality last evening, when the administration attempted to remove an idol allegedly placed on a government land, police said.
The locals got agitated and started pelting stones on policemen and officials. They also torched vehicles and shops in the area.