Compressors, Gas Turbines and Jet Engines A rocket works with maximum overall efficiency when air craft velocity is equal to the Half the jet velocity Average of the jet velocity Twice the jet velocity Jet velocity Half the jet velocity Average of the jet velocity Twice the jet velocity Jet velocity ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Efficiency of gas turbine is increased by Reheating All of the listed here Adding a regenerator Inter cooling Reheating All of the listed here Adding a regenerator Inter cooling ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The material commonly used for air craft gas turbine is Timken, Haste alloys High alloy steel Duralumin Stainless steel Timken, Haste alloys High alloy steel Duralumin Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of work-done per cycle to the stroke volume of the compressor is known as Compression ratio Compressor capacity Mean effective pressure Compressor efficiency Compression ratio Compressor capacity Mean effective pressure Compressor efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A rotary compressor is driven by an None of these Engine Electric motor Either (A) or (B) None of these Engine Electric motor Either (A) or (B) 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 Ease of atomisation Both (A) and (C) above Low freezing point High calorific value Ease of atomisation Both (A) and (C) above Low freezing point ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS