Compressors, Gas Turbines and Jet Engines A jet engine has No propeller Propeller on the top Propeller in front Propeller at back No propeller Propeller on the top Propeller in front Propeller at back 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 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 Increase first at slow rate and then fast First increase, reach maximum and then decrease Increase first at fast rate and then slow ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The effective power of gas turbines is increased by adding the following in compressor Carbon dioxide Hydrogen Nitrogen Ammonia and water vapour Carbon dioxide Hydrogen Nitrogen Ammonia and water vapour ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Rotary compressors are suitable for Low discharge at high pressure Large discharge at low pressure Low discharge at low pressure Large discharge at high pressure Low discharge at high pressure Large discharge at low pressure Low discharge at low pressure Large discharge at high pressure ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Gas turbine as compared to steam turbine Has compressor and combustion chamber Has less efficiency Requires less space for installation All of these Has compressor and combustion chamber Has less efficiency Requires less space for installation All of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For a two stage compressor, if index of compression for higher stage is greater than index of compression for lower stage, then the optimum pressure as compared to ideal case will Remain unaffected Decrease Other factors control it Increase Remain unaffected Decrease Other factors control it Increase ANSWER DOWNLOAD EXAMIANS APP
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