Compressors, Gas Turbines and Jet Engines Axial flow compressor resembles Sliding vane compressor Turbine Centrifugal pump Reciprocating pump Sliding vane compressor Turbine Centrifugal pump Reciprocating pump ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Maximum temperature in a gas turbine is of the order of 1500°C 700°C 2000°C 1000°C 1500°C 700°C 2000°C 1000°C ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The power available for takeoff and climb in case of turbojet engine as compared to reciprocating engine is More Same May be less or more depending on ambient conditions Less More Same May be less or more depending on ambient conditions Less 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 The efficiency of a jet engine is higher at Low speeds High altitudes High speeds Low altitudes Low speeds High altitudes High speeds Low altitudes ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Ram compression in turbojet involves Reduction of speed of incoming air and conversion of part of it into pressure energy Lost work Compression of inlet air Increasing speed of incoming air Reduction of speed of incoming air and conversion of part of it into pressure energy Lost work Compression of inlet air Increasing speed of incoming air ANSWER DOWNLOAD EXAMIANS APP
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