Compressors, Gas Turbines and Jet Engines The capacity of a compressor is expressed in kg/m² m³/min m³/kg kg/m³ kg/m² m³/min m³/kg kg/m³ ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Gas turbines use following type of air compressor Lobe type Reciprocating type Centrifugal type Axial flow type Lobe type Reciprocating type Centrifugal type Axial flow type ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines If V, U and Vr represent the absolute velocity of fluid, velocity of blade, and relative velocity of fluid, and suffix ‘I’ and ‘o’ stand for entry and exit conditions, then in a rotary machine whose degree of reaction is unity U < Vo Vt > Vo V = Uo Vi = Vo U < Vo Vt > Vo V = Uo Vi = Vo ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The closed cycle in gas turbines In never used Provides greater flexibility Is used when gas is to be burnt Provides lesser flexibility In never used Provides greater flexibility Is used when gas is to be burnt Provides lesser flexibility ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of isentropic work to Euler work is known as Slip factor Polytropic reaction Pressure coefficient Work coefficient Slip factor Polytropic reaction Pressure coefficient Work coefficient ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Atmospheric pressure is 1.03 kg/cm and vapour pressure is 0.03 kg/cm. The air pressure will be 0.53 kg/cm² 1.03 kg/cm² 1.00 kg/cm² 1.06 kg/cm² 0.53 kg/cm² 1.03 kg/cm² 1.00 kg/cm² 1.06 kg/cm² ANSWER DOWNLOAD EXAMIANS APP