Compressors, Gas Turbines and Jet Engines If the flow of air through the compressor is perpendicular to its axis, then it is a Reciprocating compressor Centrifugal compressor Turbo compressor Axial flow compressor Reciprocating compressor Centrifugal compressor Turbo compressor Axial flow compressor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Isothermal compression efficiency, even when running at high speed, can be approached by using Fully insulating the cylinder Cold water spray Multistage compression Both (A) and (B) above Fully insulating the cylinder Cold water spray Multistage compression Both (A) and (B) above ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The overall efficiency of the compressed air system is the Ratio of shaft input to the compressor to the shaft output of air motor None of these Product of shaft output of air motor and shaft input to the compressor Ratio of shaft output of the air motor to the shaft input to the compressor Ratio of shaft input to the compressor to the shaft output of air motor None of these Product of shaft output of air motor and shaft input to the compressor Ratio of shaft output of the air motor to the shaft input to the compressor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For slow speed large capacity compressor, following type of valve will be best suited Disc or feather type Mechanical valve of the Corliss, sleeve, rotary or semi rotary type Poppet valve Any of the above Disc or feather type Mechanical valve of the Corliss, sleeve, rotary or semi rotary type Poppet valve Any of the above ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Gas turbine as compared to internal combustion engine Produces uniform torque Can be driven at a very high speed Has more efficiency All of the listed here Produces uniform torque Can be driven at a very high speed Has more efficiency All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volumetric efficiency of a compressor falls roughly as follows for every 100 m increase in elevation 0.1% 5% 1.0% 0.5% 0.1% 5% 1.0% 0.5% ANSWER DOWNLOAD EXAMIANS APP
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