Compressors, Gas Turbines and Jet Engines Ratio of indicated h.p. to shaft h.p. in known as Volumetric efficiency Mechanical efficiency Isothermal efficiency Compressor efficiency Volumetric efficiency Mechanical efficiency Isothermal efficiency Compressor efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The mean effective pressure of the compressor is the Volume of air sucked by the compressor during its suction stroke Volume of air delivered by the compressor None of these Actual volume of the air delivered by the compressor when reduced to normal temperature and pressure conditions Volume of air sucked by the compressor during its suction stroke Volume of air delivered by the compressor None of these Actual volume of the air delivered by the compressor when reduced to normal temperature and pressure conditions ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The closed cycle in gas turbines Provides greater flexibility Provides lesser flexibility In never used Is used when gas is to be burnt Provides greater flexibility Provides lesser flexibility In never used Is used when gas is to be burnt ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In which case the air-fuel ratio is likely to be maximum? 4-stroke petrol engine 4-stroke diesel engine Multi cylinder engine Gas turbine 4-stroke petrol engine 4-stroke diesel engine Multi cylinder engine Gas turbine ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The efficiency of the vane blower is (where W₁ = Workdone due to compression, and W₂ = Workdone due to back flow) (W₁ + W₂)/W₁ (W₁ + W₂)/W₂ W₂/(W₁ + W₂) W₁/(W₁ + W₂) (W₁ + W₂)/W₁ (W₁ + W₂)/W₂ W₂/(W₁ + W₂) W₁/(W₁ + W₂) 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 Equal Can't be compared Lower Higher Equal Can't be compared Lower Higher ANSWER DOWNLOAD EXAMIANS APP
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