Compressors, Gas Turbines and Jet Engines Which of the following statement is correct relating to rocket engines? The combustion chamber in a rocket engine is directly analogous to the reservoir of a supersonic wind tunnel The exit velocities of exhaust gases are much higher than those in jet engine The stagnation conditions exist at the combustion chamber All of these The combustion chamber in a rocket engine is directly analogous to the reservoir of a supersonic wind tunnel The exit velocities of exhaust gases are much higher than those in jet engine The stagnation conditions exist at the combustion chamber All of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Inter-cooling in gas turbine results in Increase in thermal efficiency but decrease in net output Increase in both thermal efficiency and net output Decrease in both thermal efficiency and net output Increase in net output but decrease in thermal efficiency Increase in thermal efficiency but decrease in net output Increase in both thermal efficiency and net output Decrease in both thermal efficiency and net output Increase in net output but decrease in thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a closed cycle gas turbine, the air is compressed None of these Isentropically Isothermally Polytropically None of these Isentropically Isothermally Polytropically 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 maximum compression ratio in an actual single stage axial flow compressor is of the order of 0.043055555555556 0.045138888888889 0.048611111111111 0.00070833333333333 0.043055555555556 0.045138888888889 0.048611111111111 0.00070833333333333 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The work-done on a compressor will be minimum if air is taken from A source at 0° C A source of high temperature air The atmosphere A source of low temperature air A source at 0° C A source of high temperature air The atmosphere A source of low temperature air ANSWER DOWNLOAD EXAMIANS APP
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