1 - Determine the maximum shearing stress in the beam for the loading shown in the figure. The same beam cross-section was used in HW 5. 2 KM 0.5m 1 KN 0.5m 101 30 30 T dimensions in mm →→lok beamcross-section
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- A 20-mm-thick plate is bolted to the flange of a T-beam to form a 200 mm 20 mm built-up beam. If the beam is subjected to a vertical shear force of V = 200 kN, determine (a) the maximum shear stress in the beam, 10 mm 300 mm (b) the required spacing s of the bolts. The diameter of each bolt is 19 mm, and the allowable average shear stress in the bolts is 140 MPa. 10 mm2m 2m 12₂ 2m y 2N/m ✓ 2N/m 2m $ بلاProblem 01.054-Analysis of an inverted T-frame In the steel structure shown, a 6-mm-diameter pin is used at C and 12-mm-diameter pins are used at B and D. The ultimate shearin stress is 150 MPa at all connections, and the ultimate normal stress is 340 MPa in link BD. Knowing that a factor of safety of 3.0 is desired, determine the largest load P that can be applied at A. Note that link BD is not reinforced around the pin holes. Front view. 160 mm D B 18 mm B Top view 120 mm largest load P that can be applied at A is 99252 2.328 KN. ED 6 mm 22B Side view
- 20MPA a In Figure , according to the stress condition of a stack of I-section beam. (30Mpa is the shear stress value.) 30MPA I- 40MPа 1-)Calculate the principal stresses, location and angle. A 2-)Calculate the stress components that will affect the plane in a section a-a that makes a 300 angle shown in the figure.The rigid bar AB, attached to two vertical rods as shown in Fig. is horizontalbefore the load P is applied. Determine the maximum value for P If the stress must not exceed: 160 MPa for steel and 80 MPa for Bronze. Then determine the vertical movement of P. STEEL Lm A-400 mm E-200 GPa BRONZE L-5m A-500 mm E-80 GPa 3mTwo circular shafts are joined together between fixed supports to resist a torsional moment of 80 kN-m as shown. Determine the absolute value of the maximum torsional shear stress of the hollow steel shaft (in MPa). 20 IN-m Sm stcel hellw circalar duminum Selid circular D= 75 mny Do- IDO mn D> 80 mm G- D GPon 6- IS0 EPa
- Q4) A cast iron beam is of I – section as shown in Figure (3). The beam is simply supported on a span of 5 m. If the tensile stress is not to exceed 20 N/mm2, find the safe uniformly load which the beam can carry. Find also the maximum compressive stress. I 80 mm- 20 mm 3 169.34 mm 200 mm 2) 20 mm A 90.66 mm 40 mm 100 mm Figure (3)11. Link BC is 6 mm thick and is made of a steel with a 450-MPa ultimate strength in tension. What should be its width w if the structure shown being designed to support a 20-kN load P with a factor of safety of 3? 600 mm- A B 90 480 mmThe light rigid bar ABCD shown is pinned at C and connected to two vertical rods. The bar was initially horizontal, and the rods were stress-free before the load P 20 KN is applied. Shool E-200 GPa A-600mm- L-1 m 2.0 m 0.6 m 1.5 m D. VP-20 KN Aluminum E-70 GPa A-900mm L-1.5 m What is the axial deformation of steel rod in mm?
- 1.51 In the steel structure shown, a 6-mm-diameter pin is used at C and 10-mm-diameter pins are used at B and D. The ultimate shearing stress is 150 MPa at all connections, and the ultimate normal stress is 400 MPa in link BD. Knowing that a factor of safety of 3.0 is desired, determine the largest load P that can be applied at A. Note that link BD is not reinforced around the pin holes. Front view 160 mm 13 D CB Top view 18 mm 120 mm C D Side view 6 mm2) A solid rod with the given dimension shown in Fig. Axial loads are applied at the positions indicated. Find the f a) The max Compressive stress in the system P-60 kN Aluminum A=400 mm b) The max Tensile stress in the system P-60 kN Steel A = 500 mm² Bronze A-200 mm² 4P 2.5 m 1.5 m 2.0 m 2PThe three suspender bars are made of A992 steel and have equal cross-sectional areas of 450 mm2. Determine the average normal stress in each bar if the rigid beam is subjected to the loading shown. Use E = 200 GPa B 60 kN 2 m 40 kN E F1m--1m--1 m--1m-