Compressors, Gas Turbines and Jet Engines The weight per horse power ratio for gas in Turbine as compared to I.C. engine and steam turbine is Lower None of these Same Higher Lower None of these Same Higher ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For minimum work in multistage compression, assuming same index of compression in all stages Work done in subsequent stages should increase Work done in subsequent stages should decrease Work done in all stages should be equal Work done in first stage should be more Work done in subsequent stages should increase Work done in subsequent stages should decrease Work done in all stages should be equal Work done in first stage should be more ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volumetric efficiency for reciprocating air compressors is about 10 to 40% 70 to 90% 40 to 60% 60 to 70% 10 to 40% 70 to 90% 40 to 60% 60 to 70% ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Isothermal compression efficiency can be attained by running the compressor At zero speed At very high speed At very slow speed At average speed At zero speed At very high speed At very slow speed At average speed ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The main purpose of reheating in gas turbine is to Increase power output Reduce turbine size Increase temperature Increase speed Increase power output Reduce turbine size Increase temperature Increase speed ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Volumetric efficiency of a compressor with clearance volume Decreases with increase in compression ratio Increases with increase in compression ratio In not dependent upon compression ratio May increase/decrease depending on compressor capacity Decreases with increase in compression ratio Increases with increase in compression ratio In not dependent upon compression ratio May increase/decrease depending on compressor capacity ANSWER DOWNLOAD EXAMIANS APP
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