The horizontal portion of the draft tube is usually bent to prevent entry of air from the exit end.

Related MCQs

• The exit diameter for a simple elbow draft tube should be               
• The draft tube at the exit of the nozzle increases the               
• In order to increase sensitivity of U-tube manometer, one leg is usually inclined by angle 'θ'. Sensitivity of inclined tube to sensitivity of U-tube is equal to
• The tube at the exit of the nozzle increases the               
• The function of draft tube is
• A draft tube is a part of the installation of a
• In a reaction turbine, the draft tube is used to                  
• Conical diffuser draft tube is also called              
• The simple elbow draft tube is placed close to the_            
• The turbine does not have to be at the lowest point of water flow as long as the water in the draft tube is full.