Compressors, Gas Turbines and Jet Engines For speed above 3000 km/hour, it is more advantageous to use Rockets Ramjet engine Propellers Turbojet engine Rockets Ramjet engine Propellers Turbojet engine ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Work ratio of a gas turbine may be improved by Both (A) and (C) above Increasing the turbine work Decreasing the compression work Increasing the compression work Both (A) and (C) above Increasing the turbine work Decreasing the compression work Increasing the compression work ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Reheating in multistage expansion gas turbine results in Reduction in compressor work High thermal efficiency Maximum work output Decrease of heat loss in exhaust Reduction in compressor work High thermal efficiency Maximum work output Decrease of heat loss in exhaust ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Isothermal compression though most efficient, but is not practicable because It does not increase pressure much Compressor has to run at very slow speed to achieve it It requires very big cylinder It is impossible in practice It does not increase pressure much Compressor has to run at very slow speed to achieve it It requires very big cylinder It is impossible in practice ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines What will be the volume of air at 327°C if its volume at 27°C is 1.5 m³/ mt? 18 m³/ mt. 1.5 m³/ mt. 6 m³/ mt. 3 m³/ mt. 18 m³/ mt. 1.5 m³/ mt. 6 m³/ mt. 3 m³/ mt. ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The air power of the compressor is also known as Indicated power None of these Brake power Frictional power Indicated power None of these Brake power Frictional power ANSWER DOWNLOAD EXAMIANS APP
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