Compressors, Gas Turbines and Jet Engines The overall isothermal efficiency of compressor is defined as the ratio of Isothermal h.p. to adiabatic h.p. Isothermal h.p. to the BHP of motor Power to drive compressor to isothermal h.p. Work to compress air isothermally to work for actual compression Isothermal h.p. to adiabatic h.p. Isothermal h.p. to the BHP of motor Power to drive compressor to isothermal h.p. Work to compress air isothermally to work for actual compression 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 Multistage compression Both (A) and (B) above Cold water spray Fully insulating the cylinder Multistage compression Both (A) and (B) above Cold water spray ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of the volume of free air delivery per stroke to the swept volume of the piston, is known as Volumetric efficiency Compressor efficiency Mechanical efficiency Isothermal efficiency Volumetric efficiency Compressor efficiency Mechanical efficiency Isothermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The work done per unit mass of air in compression will be least when 'n' is equal to 1 1.3 1.2 1.4 1 1.3 1.2 1.4 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Standard air is the air at ___ and relative humidity of 36 percent. 0.1 bar and 20°C 1 bar and 40°C 0.1 bar and 40°C 1 bar and 20°C 0.1 bar and 20°C 1 bar and 40°C 0.1 bar and 40°C 1 bar and 20°C ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The compressed air may be used For operating pneumatic drills In gas turbine plants In starting and supercharging of I.C. engines All of the listed here For operating pneumatic drills In gas turbine plants In starting and supercharging of I.C. engines All of the listed here ANSWER DOWNLOAD EXAMIANS APP
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