Compressors, Gas Turbines and Jet Engines If infinite number of heaters be used in a gas turbine, then expansion process in turbine approaches Isothermal Isentropic Adiabatic Isochoric Isothermal Isentropic Adiabatic Isochoric ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The reason for volumetric efficiency of reciprocating compressor being less than 100 percent is Superheating in compressor Clearance volume and leakages All of these Pressure drop across the valves Superheating in compressor Clearance volume and leakages All of these Pressure drop across the valves ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines High air-fuel ratio is used in gas turbines To reduce the exit temperature To increase the efficiency To increase the output To save fuel To reduce the exit temperature To increase the efficiency To increase the output To save fuel ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of the discharge pressure to the inlet pressure of air is called Expansion ratio Volumetric efficiency Compressor efficiency Compression ratio Expansion ratio Volumetric efficiency Compressor efficiency Compression ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The work ratio of a gas turbine plant is defined as the ratio of Net work output and isentropic heat drop Net work output and work done by turbine Actual heat drop and isentropic heat drop Net work output and heat supplied Net work output and isentropic heat drop Net work output and work done by turbine Actual heat drop and isentropic heat drop Net work output and heat supplied ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For a two stage compressor, if index of compression for higher stage is greater than index of compression for lower stage, then the optimum pressure as compared to ideal case will Other factors control it Remain unaffected Decrease Increase Other factors control it Remain unaffected Decrease Increase ANSWER DOWNLOAD EXAMIANS APP
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