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Hydraulic Machines - Engineering

Q1:

In a reaction turbine, the draft tube is used

A to run the turbine full

B to prevent air to enter the turbine

C to increase the head of water by an amount equal to the height of the runner outlet above the tail race

D to transport water to downstream

ANS:C - to increase the head of water by an amount equal to the height of the runner outlet above the tail race

Explanation: No answer description is available.