Compressors, Gas Turbines and Jet Engines Volumetric efficiency of a compressor with clearance volume Increases with increase in compression ratio In not dependent upon compression ratio Decreases with increase in compression ratio May increase/decrease depending on compressor capacity Increases with increase in compression ratio In not dependent upon compression ratio Decreases with increase in compression ratio May increase/decrease depending on compressor capacity ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines It is not possible to use closed gas turbine cycle in aeronautical engines because It is inefficient None of these It requires cooling water for its operation It is bulky It is inefficient None of these It requires cooling water for its operation It is bulky ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Separators in compressor installations are located After inter-cooler Between after-cooler and air receiver Before inter-cooler After receiver After inter-cooler Between after-cooler and air receiver Before inter-cooler After receiver ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The combustion efficiency of a gas turbine using perfect combustion chamber is of the order of 0.99 0.85 0.75 0.9 0.99 0.85 0.75 0.9 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Which is false statement about air receivers? These knock out some oil and moisture These are used to dampen pulsations These increase compressor efficiency These act as reservoir to take care of sudden demands These knock out some oil and moisture These are used to dampen pulsations These increase compressor efficiency These act as reservoir to take care of sudden demands ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In the axial flow gas turbine, the work ratio is the ratio of Actual total head temperature drop to the isentropic total head drop from total head inlet to static head outlet Compressor work and turbine work Output and input Actual compressor work and theoretical compressor work Actual total head temperature drop to the isentropic total head drop from total head inlet to static head outlet Compressor work and turbine work Output and input Actual compressor work and theoretical compressor work ANSWER DOWNLOAD EXAMIANS APP
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