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1 Using the data provided in Tutorial Set 3 : i ) By plotting C D against C L 2 , calculate C D 0
Using the data provided in Tutorial Set :
i By plotting against calculate and in the relationship
ii Calculate the span efficiency factor Oswald factor
or depending on the method used
iii Using show that is a minimum when
Calculate, and using the values obtained in Question i
Case Study Part
A twinengine jetpropelled aeroplane has the following parameters:
Overall:
Wing span
Wing area
MTOW
Max. fuel weight
Aerodynamic:
K
Engine:
Max. thrust both engines
Thrust coefficient
not required in calculations
ie including payload and fuel
at sea level standard density.
fuel
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