In centrifugal compressor velocity of flow leaving the impeller is equals to _______ in many cases.
A. Speed of sound
B. Double the speed of sound
C. Triple the speed of sound
D. None of the mentioned
Answer:A
In centrifugal compressor velocity of flow leaving the impeller is equals to _______ in many cases.
A. Speed of sound B. Double the speed of sound C. Triple the speed of sound D. None of the mentioned
Explanation: Initially the flow enters straightly into the impeller and the impeller pushes the flow inwards to spin faster and finally when the flow is leaving impeller it has almost speed of sound.