Compressors, Gas Turbines and Jet Engines In an axial flow compressor, the ratio of pressure in the rotor blades to the pressure rise in the compressor in one stage is known as Pressure coefficient Work factor Degree of reaction Slip factor Pressure coefficient Work factor Degree of reaction Slip factor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The air entry velocity m a rocket as compared to aircraft is Less Zero More Same Less Zero More Same ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The thrust on the rotor in a centrifugal compressor is produced by Tangential component Axial component Radial component None of these Tangential component Axial component Radial component None of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In n₁ and n₂ are the indices of compression for the first and second stage of compression, then the ratio of work-done on the first and second stages (W₁/W₂) with perfect intercooling is given by W₁/W₂ = n₂/n₁ W₁/W₂ = n₁/n₂ W₁/W₂ = n₁(n₂ - 1)/n₂(n₁ - 1) W₁/W₂ = n₂(n₁ - 1)/n₁(n₂ - 1) W₁/W₂ = n₂/n₁ W₁/W₂ = n₁/n₂ W₁/W₂ = n₁(n₂ - 1)/n₂(n₁ - 1) W₁/W₂ = n₂(n₁ - 1)/n₁(n₂ - 1) ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The assumption made in two stage compression with inter-cooler is that There is no pressure drop in the inter-cooler The suction and delivery of air takes place at constant pressure The compression in both the cylinders is polytropic All of the listed here There is no pressure drop in the inter-cooler The suction and delivery of air takes place at constant pressure The compression in both the cylinders is polytropic All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The most efficient method of compressing air is to compress it Isothermally Adiabatically Isentropically Isochronically Isothermally Adiabatically Isentropically Isochronically ANSWER DOWNLOAD EXAMIANS APP