Which one of the following is the effect of blade shape on performance of a centrifugal compressor?

A Backward curved blades has poor efficiency
B Backward curved blades lead to stable performance
C Forward curved blades has higher efficiency
D Forward curved blades produce lower pressure ratio

Correct Answer: Forward curved blades produce lower pressure ratio

Forward curved blades produce lower pressure ratio is the main effect of blade shape on performance of a centrifugal compressor

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