Compressors, Gas Turbines and Jet Engines The volumetric efficiency of a compressor falls roughly as follows for every 5°C increase in atmospheric temperature 0.001 0.01 0.005 0.05 0.001 0.01 0.005 0.05 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For slow speed large capacity compressor, following type of valve will be best suited Any of the above Mechanical valve of the Corliss, sleeve, rotary or semi rotary type Poppet valve Disc or feather type Any of the above Mechanical valve of the Corliss, sleeve, rotary or semi rotary type Poppet valve Disc or feather type ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines To avoid moisture troubles, the compressed air main line should Drop gradually towards the point of use Rise gradually towards the point of use Be laid vertically Be laid exactly horizontally Drop gradually towards the point of use Rise gradually towards the point of use Be laid vertically Be laid exactly horizontally ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The specific output per kg mass flow rate of a gas turbine (having fixed efficiencies of compressor and turbine and fixed higher and lower temperature) with increase in pressure ratio will Increase first at slow rate and then fast First increase, reach maximum and then decrease Increase first at fast rate and then slow Decrease continuously Increase first at slow rate and then fast First increase, reach maximum and then decrease Increase first at fast rate and then slow Decrease continuously ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The pressure ratio in gas turbines is of the order of 0.37569444444444 2.5423611111111 0.084027777777778 0.16736111111111 0.37569444444444 2.5423611111111 0.084027777777778 0.16736111111111 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Pressure ratio in gas turbines is the ratio of Highest pressure to exhaust pressure Compressor pressure ratio Pressures across the turbine Inlet pressure to exhaust pressure Highest pressure to exhaust pressure Compressor pressure ratio Pressures across the turbine Inlet pressure to exhaust pressure ANSWER DOWNLOAD EXAMIANS APP
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