- Give The Following Problem A Try If You Get Stuck Here Is One Way To Work It Essential Solution Video An Airplane Ha 1 (44.28 KiB) Viewed 50 times
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Give the following problem a try. If you get stuck, here is one way to work it: Essential Solution Video. An airplane has a half-wingspan of 33 m. Determine the change in length of the aluminum alloy [α=23.5×10−6/∘C] wing spar if the plane leaves the ground at a temperature of 20∘C and climbs to an altitude where the temperature is −41∘C. Answer: δ= mm
A hollow steel [E = 30,000 ksi] tube (1) with an outside diameter of 3.20 in. and a wall thickness of 0.25 in. is fastened to a solid aluminum [ E=10,000ksi] rod (2) that has a 2.70 -in. diameter and a solid 1.80-in. diameter aluminum rod (3). The bar is loaded as shown. Determine the deflection of point D with respect to the fixed support A. −0.0367 in. −0.0440 in. −0.0632 in. −0.0709 in. −0.0594 in.