Example: air traffic controller
Search results with tag "Types and selection of pumps"
TYPES AND SELECTION OF PUMPS - eagri.org
www.eagri.orgPump is noisy: (i) Too high suction lift (ii) Mechanical defects such as bent shaft, broken bearing etc. (b) Turbine Pumps: Turbine pumps consist of impellers placed below the water level and are driven by a vertical shaft rotated by an engine or motor placed at the ground level or …