Akash Ghosh of Bhadrapur- 12, Udesh Pandit of Bhadrapur-9 and Gausiya Rahaman of Bhadrapur- 8 were arrested for investigation, according to Jhapa District Police Office.
Superintendent of Police Ravindra Sharma said the bomb might have been detonated with a view to terrorizing and extorting local businessmen.
A cylinder bomb was detonated in front of a house of industrialist Sanjaya Goyal in Ward No 2 of the municipality three days ago.
Three bombs found
Meanwhile, three socket bombs were found in between in Jaleswor of Mahottari district, Friday.
A team of security personnel has reached the site to defuse the bombs, according to Superintendent of Armed Police Force at APF Border Security Office Janak Bahadur Bohara. Details are awaited.
Jhapa reaches final for the fourth time