Compressors, Gas Turbines and Jet Engines Water is injected in gas turbine cycle to Control fire hazards Increase efficiency Control output of turbine Control temperature Control fire hazards Increase efficiency Control output of turbine Control temperature ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In jet engines, paraffin is usually used as the fuel because of its High calorific value Ease of atomisation Low freezing point Both (A) and (C) above High calorific value Ease of atomisation Low freezing point Both (A) and (C) above ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In jet engines the products of combustion after passing through the gas turbine are discharged into Atmosphere Vacuum Back to the compressor Discharge nozzle Atmosphere Vacuum Back to the compressor Discharge nozzle ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The type of rotary compressor used in gas turbines, is of Axial flow type None of the listed here Radial flow type Centrifugal type Axial flow type None of the listed here Radial flow type Centrifugal type ANSWER DOWNLOAD EXAMIANS APP
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 Backward curved blades lead to stable performance Forward curved blades produce lower pressure ratio Forward curved blades has higher efficiency Backward curved blades has poor efficiency Backward curved blades lead to stable performance Forward curved blades produce lower pressure ratio Forward curved blades has higher efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The indicated work per unit mass of air delivered is Directly proportional to clearance volume Not affected by clearance volume Inversely proportional to clearance volume Greatly affected by clearance volume Directly proportional to clearance volume Not affected by clearance volume Inversely proportional to clearance volume Greatly affected by clearance volume ANSWER DOWNLOAD EXAMIANS APP
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