Which one of the following statements is true? – McqOptions

MCQOPTIONS

1.	Which one of the following statements is true?
A.	The isentropic efficiency of a compressor is constant throughout the compressor
B.	Flow separation problems are more critical for the axial compressors than for the centrifugal compressors
C.	The pressure ratio of a centrifugal compressor approaches zero as the compressor mass flow rate approaches zero
D.	Centrifugal compressors are always designed with multiple stages
Answer» B. Flow separation problems are more critical for the axial compressors than for the centrifugal compressors

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