Question 1 of 24
Hints left: 3
Q1
How does a "centrifugal compressor" differ from an axial compressor?
Q2
What does the "thrust-specific fuel consumption" (TSFC) measure?
Q3
What type of combustion process occurs in a ramjet engine?
Q4
What is the purpose of a "diffuser section" in a gas turbine engine?
Q5
What type of engine is typically used in supersonic jets?
Q6
What does the term "thermal efficiency" refer to in propulsion?
Q7
What is a "variable nozzle" used for in jet engines?
Q8
How does an "afterburner" increase the power of a jet engine?
Q9
Which is a disadvantage of turbojet engines compared to turbofan engines?
Q10
What is a "stator" in a jet engine compressor?
Q11
What is the role of "fuel nozzles" in a jet engine?
Q12
In what situation is a "cold start" of a jet engine typically required?
Q13
What is the effect of altitude on jet engine performance?
Q14
What is the effect of "increasing altitude" on jet engine performance?
Q15
What is the main advantage of using a high-bypass ratio engine?
Q16
What type of engine uses "bypass air" to create additional thrust?
Q17
What is "ram air" used for in jet engines?
Q18
Which cycle is primarily used in turbojet engines?
Q19
What is the role of a "starter generator" in jet engines?
Q20
What is the primary purpose of an "engine nacelle"?
Q21
What is the purpose of a "swirl vane" in a combustion chamber?
Q22
What type of engine is used in most commercial airliners?
Q23
What is "engine spool-up time"?
Q24
What is "engine derating"?