Compressors, Gas Turbines and Jet Engines The criterion of the thermodynamic efficiency for rotary compressor is Polytropic compression None of the listed here Isentropic compression Isothermal compression Polytropic compression None of the listed here Isentropic compression Isothermal compression ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The overall isothermal efficiency of the compressor is defined as the ratio of Work required to compress the air isothermally to the actual work required to compress the air for the same pressure ratio Isothermal power to the shaft power or B.P. of the motor or engine required to drive the compressor Isentropic power to the power required to drive the compressor Volume of free air delivery per stroke to the swept volume of the piston Work required to compress the air isothermally to the actual work required to compress the air for the same pressure ratio Isothermal power to the shaft power or B.P. of the motor or engine required to drive the compressor Isentropic power to the power required to drive the compressor Volume of free air delivery per stroke to the swept volume of the piston ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of isentropic work to Euler work is known as Pressure coefficient Work coefficient Polytropic reaction Slip factor Pressure coefficient Work coefficient Polytropic reaction Slip factor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The clearance volume of the air compressor is kept minimum because It allows maximum compression to be achieved It greatly affects volumetric efficiency It permits isothermal compression It results in minimum work It allows maximum compression to be achieved It greatly affects volumetric efficiency It permits isothermal compression It results in minimum work 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 Ratio of indicated h.p. to shaft h.p. in known as Mechanical efficiency Volumetric efficiency Isothermal efficiency Compressor efficiency Mechanical efficiency Volumetric efficiency Isothermal efficiency Compressor efficiency ANSWER DOWNLOAD EXAMIANS APP
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