Consider the following statements:1) Stalling is the separation of flow from the blade surface.2) Surging leads to physical damage due to impact loads and high-frequency vibration.3) Mass flow rate is minimum if choking occurs.Which of the above statements are correct?

Consider the following statements:1) Stalling is the separation of flo

1.	Consider the following statements:1) Stalling is the separation of flow from the blade surface.2) Surging leads to physical damage due to impact loads and high-frequency vibration.3) Mass flow rate is minimum if choking occurs.Which of the above statements are correct?
A.	1, 2 and 3
B.	1 and 3 only
C.	1 and 2 only
D.	2 and 3 only
Answer» D. 2 and 3 only

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Consider the following statements:1) Stalling is the separation of flow from the blade surface.2) Surging leads to physical damage due to impact loads and high-frequency vibration.3) Mass flow rate is minimum if choking occurs.Which of the above statements are correct?

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