Extracted text: 2. A uniform concrete slab is to be attached to two rods whose lowers ends are initially at the same level. What is the required area, in mm?, of aluminum rod so that slab will remain level after it is attached to the rods? Wi4 m Aluminum E = 72 GPa Steel A= 8V mm 2 E = 200 GPa WI4 m -Y/40 m- Y/200 m
Extracted text: V = 31 X=475 V/5=6.2 6.3. Y=D155 8V= 248 Y40=3.875 V/I0 = 3.1 %3D Y/200=0.775 W= 25 60 w/4 = 6.25 Z10=6 %3D 37=180 %3D