Compressors, Gas Turbines and Jet Engines A 3 m³/min compressor means that it 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 Delivers 3 m³/ min of compressed air Compresses 3 m³/min of standard air ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines High air-fuel ratio is used in gas turbines To increase the efficiency To reduce the exit temperature To save fuel To increase the output To increase the efficiency To reduce the exit temperature To save fuel To increase the output ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The following is true for an open cycle gas turbine having exhaust heat exchanger. Atmospheric air before entering the compressor is Heated Exhaust gases drive the compressor Compressed air before entering the combustion chamber is heated Bled gas from turbine is heated and readmitted for complete expansion Heated Exhaust gases drive the compressor Compressed air before entering the combustion chamber is heated Bled gas from turbine is heated and readmitted for complete expansion ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Ram compression in turbojet involves Lost work Compression of inlet air Reduction of speed of incoming air and conversion of part of it into pressure energy Increasing speed of incoming air Lost work Compression of inlet air Reduction of speed of incoming air and conversion of part of it into pressure energy Increasing speed of incoming air ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a centrifugal compressor, the ratio of the ________ to the blade velocity is called slip factor. Outlet whirl velocity Inlet whirl velocity Outlet velocity of flow Inlet velocity of flow Outlet whirl velocity Inlet whirl velocity Outlet velocity of flow Inlet velocity of flow ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Work ratio of a gas turbine plant is ratio of Net work output and heat supplied Net work output and work done by turbine Work done by turbine and heat supplied Work done by turbine and net work output Net work output and heat supplied Net work output and work done by turbine Work done by turbine and heat supplied Work done by turbine and net work output ANSWER DOWNLOAD EXAMIANS APP
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