A Turbofan engine is to be scale in order to have our desired engine – McqOptions

MCQOPTIONS

1.	A Turbofan engine is to be scale in order to have our desired engine characteristics. If length of the existing engine selected is 2.5 unit and required scale factor is 0.8 then, evaluate approximate length of our engine.
A.	2.28 unit
B.	5.6 unit
C.	10 unit
D.	15 unit
Answer» B. 5.6 unit

Discussion

No Comment Found

Related MCQs

Large cowl lip radius will produce ____________
Chin inlet sufferers from _____________
Which of the following is an advantage of nose inlet?
Inlet location will not affect engine performance.
Subsonic non afterburning engine has takeoff thrust of 8000 Newton and is operating with BPR of 1.2 then, what will be the approximate value of thrust at cruise.
If bypass ratio of subsonic non afterburning engine is 1.5 then, what will be the value of maximum thrust specific fuel consumption.
Engine which can be estimated through statistical jet engine model has bypass ratio of 1.2 and maximum thrust at takeoff is 8000 Newton then what should be the design diameter for this engine. Consider a subsonic non after burning engine.
Based on first order statistical jet engine model, we have been given a task to design a subsonic non afterburning engine which is operating at maximum Mach number of 0.7. Evaluate the approximate length required to build this engine. Given thrust at takeoff is 9600 unit.
Subsonic non after burning engine needs to be design based on following data. Take off trust is 15000 N and bypass ratio is 1.2. Find the weight of this engine. Consider first order statistical jet engine model.
Evaluate required scale factor if ratio of weight of the rubber engine and the actual selected engine is 0.8.