Compressors, Gas Turbines and Jet Engines In jet engines, paraffin is usually used as the fuel because of its Both (A) and (C) above High calorific value Low freezing point Ease of atomisation Both (A) and (C) above High calorific value Low freezing point Ease of atomisation ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Which is false statement about advantages of multistage compressor in comparison to single stage compressor? Less loss of air due to leakage past the cylinder Lower volumetric efficiency Better mechanical balance Less power requirement Less loss of air due to leakage past the cylinder Lower volumetric efficiency Better mechanical balance Less power requirement ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The overall efficiency of the compressed air system is the Ratio of shaft output of the air motor to the shaft input to the compressor Product of shaft output of air motor and shaft input to the compressor Ratio of shaft input to the compressor to the shaft output of air motor None of these Ratio of shaft output of the air motor to the shaft input to the compressor Product of shaft output of air motor and shaft input to the compressor Ratio of shaft input to the compressor to the shaft output of air motor None of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The following property is most important for material used for gas turbine blade Corrosion resistance Fatigue Creep Toughness Corrosion resistance Fatigue Creep Toughness ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The net work input required for compressor with increase in clearance volume Increases/decreases depending on compressor capacity Increases Decreases Remains same Increases/decreases depending on compressor capacity Increases Decreases Remains same ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Isothermal compression efficiency can be attained by running the compressor At zero speed At average speed At very high speed At very slow speed At zero speed At average speed At very high speed At very slow speed ANSWER DOWNLOAD EXAMIANS APP
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