Compressors, Gas Turbines and Jet Engines The stagnation pressure rise in a centrifugal compressor takes place In the diffuser only In the impeller only In the inlet guide vanes only In the diffuser and impeller In the diffuser only In the impeller only In the inlet guide vanes only In the diffuser and impeller ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Pick up the wrong statement about advantages of multistage compression Mechanical balance is better Air can be cooled perfectly in between More loss of air due to leakage past the cylinder Better lubrication is possible advantages of multistage Mechanical balance is better Air can be cooled perfectly in between More loss of air due to leakage past the cylinder Better lubrication is possible advantages of multistage ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The pressure ratio of an ideal vaned compressor with increase in mass flow rate Increases Remain constant Decreases First decreases and then increases Increases Remain constant Decreases First decreases and then increases ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The blades of gas turbine are made of Carbon steel High nickel alloy High alloy steel Stainless steel Carbon steel High nickel alloy High alloy steel Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The thrust of a jet propulsion power unit can be increased by Injecting ammonia into the combustion chamber All of these Injecting water into the compressor Burning fuel after gas turbine Injecting ammonia into the combustion chamber All of these Injecting water into the compressor Burning fuel after gas turbine ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Atmospheric pressure is 1.03 kg/cm and vapour pressure is 0.03 kg/cm. The air pressure will be 0.53 kg/cm² 1.06 kg/cm² 1.03 kg/cm² 1.00 kg/cm² 0.53 kg/cm² 1.06 kg/cm² 1.03 kg/cm² 1.00 kg/cm² ANSWER DOWNLOAD EXAMIANS APP