Multiple Choice (4 pts each) 17. The SR-71, Blackbird Spy Plane was shot down_ 18. If...
Multiple Choice (4 pts each) 17. The SR-71, Blackbird Spy Plane was shot down_ 18. If you times during its missions. 0123 desi Zo o will probuably have a metal Large Pactor of Safeteases and sehPi Small FS Negative FS facturing process has manufactured more present-day Steel: Basic Oxygen Furnace Grinding Electric Arc Furnace 20. Which Aluminum alloy group has Zinc in it: Calculation of Problems (Give 4-digit answers) 1. Rod has an axial load applied of 6,000 lbs., the cross-sectional area of the rod is 234 in. What is the axial stress on the rod? 660bs u256 2. If an aluminum rod is manufactured at 72°F and the Al rod is then placed as a Flag Pole at a school. T Al Rod-Flag Pole is 40 (40 ft. 480 in.) long set in front of the school. The temperatures can range from -20°F to 130°F during the year. How much will the Al Flag Pole grow in the summer and shrink the winter? α.:18 ppm/F Summer in. Winter in. (12 pts) nus (extra, 10 pts) at is the force from the beam at point A in the sketch below? Magnitude anium Beam has; E-17 x 10 psi Cross Sectional Area -7 in.Lo-99 in E (α) = 4.7 ppm/F lbs. Delta Temperature (A)44°F le the Direction of Beam's Force Point A Beam