Compressors, Gas Turbines and Jet Engines Which of the following statement is correct as regard to centrifugal compressors? The impeller rotates at high speeds The static pressure of air in the impeller increases in order to provide centripetal force on the air The flow of air is parallel to the axis of the compressor The maximum efficiency is higher than multistage axial flow compressors The impeller rotates at high speeds The static pressure of air in the impeller increases in order to provide centripetal force on the air The flow of air is parallel to the axis of the compressor The maximum efficiency is higher than multistage axial flow compressors ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The degree of reaction of an axial flow turbine is the ratio of isentropic temperature drop in a blade row to the Adiabatic temperature drop in the stage Total temperature drop Total adiabatic temperature drop Total temperature drop in the stage Adiabatic temperature drop in the stage Total temperature drop Total adiabatic temperature drop Total temperature drop in the stage ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A compressor at high altitudes will require ___ power. None of the listed here Same Less More None of the listed here Same Less More ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Work ratio of a gas turbine plant is ratio of Work done by turbine and net work output Work done by turbine and heat supplied Net work output and work done by turbine Net work output and heat supplied Work done by turbine and net work output Work done by turbine and heat supplied Net work output and work done by turbine Net work output and heat supplied ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Pick up wrong statement. Surging phenomenon in centrifugal compressor depends on Mass flow rate Pressure ratio Stagnation pressure at the outlet Change in load Mass flow rate Pressure ratio Stagnation pressure at the outlet Change in load ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The capacity of a compressor is 5 m/min refers to Free air Compressed air Standard air Compressed air at delivery pressure Free air Compressed air Standard air Compressed air at delivery pressure ANSWER DOWNLOAD EXAMIANS APP
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