Compressors, Gas Turbines and Jet Engines Maximum delivery pressure is a rotary air compressor is of the order of 6 kg/cm² 10 kg/cm² 25 kg/cm² 16 kg/cm² 6 kg/cm² 10 kg/cm² 25 kg/cm² 16 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Gas turbine cycle with regenerator Decreases heat loss is exhaust Increases thermal efficiency Allows operation at very high altitudes Allows high compression ratio Decreases heat loss is exhaust Increases thermal efficiency Allows operation at very high altitudes Allows high compression ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A 3 m³/min compressor means that it Delivers 3 m³/ min of compressed air Compresses 3 m³/min of standard air Delivers 3 m³/ min of compressed air at delivery pressure Compresses 3 m³/ min of free air Delivers 3 m³/ min of compressed air Compresses 3 m³/min of standard air Delivers 3 m³/ min of compressed air at delivery pressure Compresses 3 m³/ min of free air ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Which of the following fuels can be used in turbojet engines? Liquid hydrogen Kerosene Methyl alcohol High speed diesel oil Liquid hydrogen Kerosene Methyl alcohol High speed diesel oil ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The process, which causes the air to enter the impeller blades of a centrifugal compressor at ________ velocity (without effecting the mass of air to flow and velocity of flow) is known as prewhirl. Reduced Increased None of these Zero Reduced Increased None of these Zero ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The pressure ratio for an open cycle gas turbine compared to closed cycle gas turbine of same h.p. is Low/high depending on make and type High Same Low Low/high depending on make and type High Same Low ANSWER DOWNLOAD EXAMIANS APP
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