BET Level IV - Semester II http://ir.lib.ruh.ac.lk/handle/iruor/6927 2026-05-03T09:45:58Z ENT4252 - Refrigeration and Air Conditioning http://ir.lib.ruh.ac.lk/handle/iruor/19177 ENT4252 - Refrigeration and Air Conditioning Department of Engineering Technology 2024-12-01T00:00:00Z ENT4243 - Nanotechnology http://ir.lib.ruh.ac.lk/handle/iruor/19175 ENT4243 - Nanotechnology Department of Engineering Technology 2024-11-01T00:00:00Z ENT4232 - Fluid Dynamics and Machinery http://ir.lib.ruh.ac.lk/handle/iruor/19174 ENT4232 - Fluid Dynamics and Machinery Department of Engineering Technology 2024-12-01T00:00:00Z ENT4223 - Power Electronic and Applications http://ir.lib.ruh.ac.lk/handle/iruor/19173 ENT4223 - Power Electronic and Applications Department of Engineering Technology 2024-11-01T00:00:00Z