Compressors, Gas Turbines and Jet Engines Pressure ratio in gas turbines is the ratio of Inlet pressure to exhaust pressure Highest pressure to exhaust pressure Compressor pressure ratio Pressures across the turbine Inlet pressure to exhaust pressure Highest pressure to exhaust pressure Compressor pressure ratio Pressures across the turbine 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 Decreases First decreases and then increases First increases and then decreases Increases Decreases First decreases and then increases First increases and then decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A gas turbine used in air craft should have Low weight and small frontal area Small frontal area and high h.p. High speed and high h.p. High h.p. and low weight Low weight and small frontal area Small frontal area and high h.p. High speed and high h.p. High h.p. and low weight ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Gas turbines use following type of air compressor Lobe type Centrifugal type Reciprocating type Axial flow type Lobe type Centrifugal type Reciprocating type Axial flow type ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a closed cycle gas turbine, the air is compressed None of these Isentropically Polytropically Isothermally None of these Isentropically Polytropically Isothermally ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Aeroplanes employ following type of compressor Centrifugal Radial flow Axial flow None of these Centrifugal Radial flow Axial flow None of these ANSWER DOWNLOAD EXAMIANS APP
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