______________ is an example of axial flow impeller?
Correct answer: C. Propeller
- A. Paddle
- B. Turbine
- C. Propeller
- D. All A., B. and C.
Explanation
A propeller is the standard axial-flow impeller because it moves fluid mainly parallel to the impeller shaft. Paddle and turbine impellers are generally used for radial or mixed-flow service.
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