Compressors, Gas Turbines and Jet Engines Open cycle gas turbine works on Rankine cycle Ericsson cycle Carnot cycle Brayton or Atkinson cycle Rankine cycle Ericsson cycle Carnot cycle Brayton or Atkinson cycle ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For speed above 3000 km/hour, it is more advantageous to use Turbojet engine Rockets Ramjet engine Propellers Turbojet engine Rockets Ramjet engine Propellers ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Temperature of gases at end of compression as compared to exhaust gases in a gas turbine is Can't be compared Lower Equal Higher Can't be compared Lower Equal Higher ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines If p₁, is the pressure of air entering the L.P. cylinder and p₂ is the pressure of air leaving the L.P. cylinder (or inter-cooler pressure), then the ratio of cylinder diameters for a single acting, two stage reciprocating air compressor with complete intercooling is given by (where D₁ = Dia. of L.P. cylinder, and D₂ = Dia. of H.P. cylinder) D₁/D₂ = p₁/p₂ D₁/D₂ = p₂/p₁ None of these D₁/D₂ = p₁ p₂ D₁/D₂ = p₁/p₂ D₁/D₂ = p₂/p₁ None of these D₁/D₂ = p₁ p₂ ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Stalling of blades in axial flow compressor is the phenomenon of Air stream blocking the passage Air stream not able to follow the blade contour Motion of air at sonic velocity Unsteady periodic and reversed flow Air stream blocking the passage Air stream not able to follow the blade contour Motion of air at sonic velocity Unsteady periodic and reversed flow ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In air compressors, free air delivery means the Volume of air sucked by the compressor during its suction stroke Actual volume of the air delivered by the compressor when reduced to normal temperature and pressure conditions Volume of air delivered by the compressor None of the listed here Volume of air sucked by the compressor during its suction stroke Actual volume of the air delivered by the compressor when reduced to normal temperature and pressure conditions Volume of air delivered by the compressor None of the listed here ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS