Jet Engine Que 6-10 Online Test

6.what is the primary factor which control the pressure ratio of axial flow compressor-
Number of stages in compressor
CIP
CIT 7.the exhaust section of turbine engine is designed-
Impart a high exit velocity to exhaust gases
Increase temp therefore inc in velocity
Dec. temp. therefore dec. in pr 8.What is meant by shrouded turbine-
Turbine blade are shaped so that their end form a band or shroud
Turbine wheel is enclosed by protective shroud
Turbine wheel has shroud which provide cooling to turbine blade
ALL 9.Oil damped in main bearing utilized in same GTE is used to-
Provide lubrication of bearing from the beginning of starting rotation until normal oil pr is stabilized
Provide oil film b/w the outer race and bearing housing in order to reduce vibration tendency in rotor system and to allow for slight misalignment
Both 10. when max apu shaft output power is being used conjuction with pneumatic power-
Pneumatic loading will be automatically modulated to maintain a safe EGT
electrical loading will be automatically modulated to maintain a safe EGT
temp limit and load must be carefullumoniter by operator to maintain a safe EGT Score = Correct answers:

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