Compressors, Gas Turbines and Jet Engines Which one of the following is the effect of blade shape on performance of a centrifugal compressor? Backward curved blades has poor efficiency Forward curved blades has higher efficiency Backward curved blades lead to stable performance Forward curved blades produce lower pressure ratio Backward curved blades has poor efficiency Forward curved blades has higher efficiency Backward curved blades lead to stable performance Forward curved blades produce lower pressure ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The stagnation pressure rise in a centrifugal compressor takes place In the inlet guide vanes only In the impeller only In the diffuser only In the diffuser and impeller In the inlet guide vanes only In the impeller only In the diffuser only In the diffuser and impeller ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volume of air delivered in a medium capacity air compressor per unit time is 0.1 to 1.2 m³/s Above 5 m³/s 0.15 to 5 m³/s None of these 0.1 to 1.2 m³/s Above 5 m³/s 0.15 to 5 m³/s None of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A closed cycle gas turbine consists of a Heating chamber Cooling chamber All of these Compressor Heating chamber Cooling chamber All of these Compressor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Reheating in a gas turbine Increases the compressor work Increases the turbine work Decreases the thermal efficiency Increases the thermal efficiency Increases the compressor work Increases the turbine work Decreases the thermal efficiency Increases the thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Water is injected in gas turbine cycle to Increase efficiency Control output of turbine Control fire hazards Control temperature Increase efficiency Control output of turbine Control fire hazards Control temperature ANSWER DOWNLOAD EXAMIANS APP
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