9c-Practice problem 5-5-6-Compute Lp and Lr and φb*Mn.
Practice problem 5-5-6 A W12 x 30 of A992 steel has an unbraced length of 10 feet. Using Cb = 1.0, a. Compute Lp and Lr. Find φb*Mn and Mn/Ωb for lb=10 feet.
9b-Practice problem 5-4-1-Check compactness for Fy=60 ksi.
Practice problem 5-4-1-Check compactness when the yield stress Fy=60 ksi. for W,M and S shapes
6d-Practice problem 6-17-11-find Sx and ZX for WT5x22.50.
Practice problem 6-17-11-find Sx and ZX for WT5x22.50. it is required to model WT5x22.5 into two rectangles and find elastic and plastic section modului.
6c-Practice problem 6-17-5-find Sx and ZX for W18x35.
Practice problem 6-17-5-find Sx and ZX for W18x35. it is required to model W18x35 into three rectangles and find elastic and plastic section modului.
27-Two Practice problems for Ixy for trapezium.
The post includes Two Practice problems for Ixy for trapezium. The first problem is for Ixy about an external axis, while the second is for Ixy at the CG.
26-Two Practice problems for polar of inertia for trapezium.
The post includes Two Practice problems for polar of inertia for trapezium. The first problem is for Jo and Ko at an external axis, while the second is for Jo and Ko at the CG.
