Compressors, Gas Turbines and Jet Engines Gas turbine as compared to internal combustion engine Can be driven at a very high speed Has more efficiency Produces uniform torque All of the listed here Can be driven at a very high speed Has more efficiency Produces uniform torque All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For perfect intercooling in a two stage compressor p₂/p₁ = p₃/p₂ p₁/p₃ = p₂/p₁ p₁ = p₂ p3 p₁ = p3 p₂/p₁ = p₃/p₂ p₁/p₃ = p₂/p₁ p₁ = p₂ p3 p₁ = p3 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A closed gas turbine in which fuel is burnt directly in the air is not possible because of High friction losses Paucity of O2 Increasing gas temperature High specific volume High friction losses Paucity of O2 Increasing gas temperature High specific volume ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The overall thermal efficiency of an ideal gas turbine plant is (where r = Pressure ratio) 1 - (1/r) ɣ/ɣ-1 1 - (1/r) ɣ-1/ɣ 1 - r ɣ-1 r ɣ-1 1 - (1/r) ɣ/ɣ-1 1 - (1/r) ɣ-1/ɣ 1 - r ɣ-1 r ɣ-1 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A rotary compressor is driven by an Electric motor None of these Either (A) or (B) Engine Electric motor None of these Either (A) or (B) Engine ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The criterion of the thermodynamic efficiency for rotary compressor is Isentropic compression Isothermal compression None of the listed here Polytropic compression Isentropic compression Isothermal compression None of the listed here Polytropic compression ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS