Compressors, Gas Turbines and Jet Engines In a four stage compressor, if the pressure at the first and third stage is 1 bar and 16 bar, then the delivery pressure at the fourth stage will be 16 bar 256 bar 64 bar 1 bar 16 bar 256 bar 64 bar 1 bar ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The blades of gas turbine are made of High alloy steel High nickel alloy Stainless steel Carbon steel High alloy steel High nickel alloy Stainless steel Carbon steel ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The compression ratio in a gas turbine is of the order of 3.5 : 1 0.33402777777778 0.20902777777778 0.50069444444444 3.5 : 1 0.33402777777778 0.20902777777778 0.50069444444444 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Standard air is the air at 15°C and 1 kg/cm² 20°C and 1 kg/cm² and relative humidity 36% 0°C and standard atmospheric conditions Atmospheric conditions at any specific location 15°C and 1 kg/cm² 20°C and 1 kg/cm² and relative humidity 36% 0°C and standard atmospheric conditions Atmospheric conditions at any specific location ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In jet engines, paraffin is usually used as the fuel because of its High calorific value Both (A) and (C) above Low freezing point Ease of atomisation High calorific value Both (A) and (C) above Low freezing point Ease of atomisation ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The thermal efficiency of a simple gas turbine for a given turbine inlet temperature with increase in pressure ratio Increases First decreases and then increases First increases and then decreases Decreases Increases First decreases and then increases First increases and then decreases Decreases ANSWER DOWNLOAD EXAMIANS APP
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