Compressors, Gas Turbines and Jet Engines In jet propulsion power unit, the inlet duct of diverging shape is used in order to Beautify the shape Convert kinetic energy of air into pressure energy Collect more air Provide robust structure Beautify the shape Convert kinetic energy of air into pressure energy Collect more air Provide robust structure ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a reciprocating air compressor, the compression work per kg of air Increases as clearance volume increases Decreases as clearance volume increases Increases as clearance volume decreases Is independent of clearance volume Increases as clearance volume increases Decreases as clearance volume increases Increases as clearance volume decreases Is independent of clearance volume ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Rotary compressors are suitable for Large discharge at high pressure Low discharge at low pressure Large discharge at low pressure Low discharge at high pressure Large discharge at high pressure Low discharge at low pressure Large discharge at low pressure Low discharge at high pressure ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines When air is to be compressed at a high pressure, then it is advantageous to use Single stage compression Multistage compression with intercooling None of these Multistage compression without intercooling Single stage compression Multistage compression with intercooling None of these Multistage compression without intercooling ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The efficiency and work ratio of a gas turbine plant can be increased by All of these Injecting water in/around combustion chamber Reheating the air after partial expansion in the turbine Adding heat exchanger All of these Injecting water in/around combustion chamber Reheating the air after partial expansion in the turbine Adding heat exchanger ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Clearance volume in actual reciprocating compressors is essential To provide cushioning effect To accommodate Valves in the cylinder head To provide cushioning effect and also to avoid mechanical bang of piston with cylinder head To attain high volumetric efficiency To provide cushioning effect To accommodate Valves in the cylinder head To provide cushioning effect and also to avoid mechanical bang of piston with cylinder head To attain high volumetric efficiency ANSWER DOWNLOAD EXAMIANS APP
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