The truss is made from A992 steel bars, each of which has a circular cross section with a diameter of 2.1 in (Figure 1)
Part A
Determine the maximum force P that can be applied without causing any of the members to buckle. The members are pin connected at their ends.
Express your answer to three significant figures and include the appropriate units.
The truss is made from A992 steel bars, each of which has a circular cross section with a diameter of 2.1 in
The below truss is made from three bars of the same steel material, all of which have circular cross sections with different diameters. The Young modulus of steel is E= 200 GPa, and yield stress of steel is Gyöeld=200 MPa (in both tension and compression). The force P=7 kN is applied at point C as shown (see Figure 4). All bars are pin connected at their ends. (a) Determine the minimum diameter of the bars so that buckling will not...
Part A - Maximum load A column is made from a rectangular bar whose cross section is 5.1 cm by 8.9 cm . If the height of the column is 2 m , what is the maximum load it can support? The material has E = 200 GPa and σY = 250 MPa . Express your answer with appropriate units to three significant figures. Pmax = ?? Part B - Maximum length A circular column with diameter 9.4 cm is...
The 12 × 50 is made of A992 steel and is used as a column that has a length of 23 ft. Its ends are assumed pin supported and it is subjected to an axial load of 142 kip. Iy 56.3 in and E 29(103) ksi. Part A Determine the factor of safety with respect to buckling Express your answer to three significant figures. vec
A temporary support steel frame (E 200 GPa) is made of 30-mm diameter solid circular steel rods (members AB and CD), and 22-mm diameter solid circular steel rods (members BC and AD), al pin connected at the turnbuckle corners A, B, C, and D (see Figure below). The steel frame is braced by two cables AC and BD. A turnbuckle is fitted to cable AC and tightening it will induce tension 3m in cable AC. Determine the largest allowable tension...
Part A The column is constructed from high-strength concrete and eight A992 steel reinforcing rods. The column is subjected to an axial force of P 190 kip Each rod has a diameter of 1 in. For A992 steel Et 29.0(103) ksi, and for high-strength concrete Ee 4.20(10) ksi (Figure 1) Determine the average normal stress in the concrete and in each rod Express your answer to three significant figures and include appropriate units o,o.-1 Value Units | Submit Part B...
A solid steel bar of circular cross section has diameter d = 40 mm, length L = 1.3 m and shear modulus of elasticity G = 80 GPa. The bar is subjected to torques T acting at the ends. If the torques have magnitude T = 340 Nm, what is the maximum shear stress in the bar? What is the angle of twist between the ends? If the allowable shear stress is 42 MPa and the allowable angle of twist...
The 2014-T6 aluminum rod AC is reinforced with the firmly bonded A992 steel tube BC. (Figure 1) When no load is applied to the assembly, the gap between end and the rigid support is 0.5 mm. Part A Determine the support reaction at C when an axial force of P = 515 kN is applied. Express your answer to three significant figures and include appropriate units. UA C ? Value Units Submit Request Answer Part B Figure 1 1 of...
A temporary support steel frame (E - 200 GPa) is made of 30-mm diameter solid circular steel rods (members turnbuckle rods (members BC and AD), all pin connected at the corners A, B, C, and D (see Figure below). The steel frame is braced by two cables AC and BD. A turnbuckle is fitted to cable AC and tightening it will induce tension in cable AC. Determine the largest allowable tension force in cable AC using a factor of safety...
The two 3-ft-long shafts are made of 2014-16 aluminum. Each has a diameter of 1.5 in. and they are connected using the gears fixed to their ends. Their other ends are attached to fixed supports at A and B. They are also supported by bearings at C and D, which allow free rotation of the shafts along their axes. (Figure 1) A torque of T=500 lb-ft is applied to the top gear as shown. Part A Determine the maximum shear...
A steel wire of length 1.99 m with circular cross section must stretch no more than 0.260 cm when a tensile (stretching) force of 380 N is applied to each end of the wire. What minimum diameter is required for the wire? Express your answer in millimeters. Take Young's modulus for steel to be Y = 2.00×1011 Pa .