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# HW12 - fuselage 2 Now for the general case not the specific...

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AAE 334, Fall 2011, Homework 12 Due Wednesday, September 28 at the beginning of class. 1. The first Boeing 787 is delivered to ANA today. It has a maximum takeoff weight of 502,500 pounds and a wing span of 197 feet. If we assume a take-off speed of 140 knots and an elliptical lift loading, then what is the value of the vortex strength distribution at the root of the wing? Density of the air is 0.0024 slugs per cubic foot. Ignore the
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Unformatted text preview: fuselage. 2. Now for the general case, not the specific 787 values in problem #1, solve for the percentage change in induced drag created by a 1% reduction in aircraft weight. Assume that the wing remains unchanged. Begin with a sentence, then an equation, then another sentence, and so on, alternating explanations and equations until you are completed....
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