Compressors, Gas Turbines and Jet Engines A rocket engine uses __________ for the combustion of its fuel. Its own oxygen None of these Surrounding air Compressed atmospheric air Its own oxygen None of these Surrounding air Compressed atmospheric air ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a jet propulsion unit, the products of combustion after passing through the gas turbine are discharged into Discharge nozzle Back to the compressor Atmosphere Vacuum Discharge nozzle Back to the compressor Atmosphere Vacuum ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The maximum delivery pressure in a rotary air compressor is 30 bar 10 bar 50 bar 20 bar 30 bar 10 bar 50 bar 20 bar ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines If the clearance ratio for a reciprocating air compressor is 'K', then its volumetric efficiency is given by 1 - k + k (p₁/p₂) n- 1/n 1 + k - k (p₂/p₁) n-1/n 1 - k + k (p₁/p₂)1/n 1 + k - k (p₂/p₁)1/n 1 - k + k (p₁/p₂) n- 1/n 1 + k - k (p₂/p₁) n-1/n 1 - k + k (p₁/p₂)1/n 1 + k - k (p₂/p₁)1/n 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 In the axial flow gas turbine, the work ratio is the ratio of Output and input Compressor work and turbine work Actual compressor work and theoretical compressor work Actual total head temperature drop to the isentropic total head drop from total head inlet to static head outlet Output and input Compressor work and turbine work Actual compressor work and theoretical compressor work Actual total head temperature drop to the isentropic total head drop from total head inlet to static head outlet ANSWER DOWNLOAD EXAMIANS APP