Do not round intermediate calculations. Give your final answer(s) to three significant figures Portions of a...
Do not round intermediate calculations. Give your final answer(s) to three significant figures. A square yellow-brass bar must not stretch more than 4.6 mm when it is subjected to a tensile load. Knowing thatE -105 GPa and that the allowable tensile strength is 164 MPa, determine (a ) the maximum allowable length of the bar, (b) the required dimensions, in mm, of the cross section if the tensile load is 31 kN. (a) The maximum allowable length of the bar...
Do not round intermediate calculations. Give your final answer(s) to three significant figures. The 5.2 × 10.4-in. timber beam has been strengthened by bolting to it the steel reinforcement shown. The modulus of elasticity for wood is 1.8 × 106 psi and for steel 29 x 106 psi. Knowing that the beam is bent about a horizontal axis by a couple moment ol50 kip in. determine the maximum stress in the wood. 5.2 in 04 in 4.1 × ½ in....
Do not round intermediate calculations. Give your final answer(s) to three significant figures. Three boards, each 2 in. thick, are nailed together to form a beam that is subjected to a vertical shear. Knowing that the allowable shearing force in each nail is 250 lb, determine the allowable shear if the spacings between the nails is 5 in.
Do not round intermediate calculations. Give your final answer(s) to three significant figures. Knowing that the allowable stress for the beam shown is 95 MPa, determine the allowable bending moment M when the radius r of the fillets is (a) 12 mm, (b) 18 mm. 8 mm 120 mm 60 mm SM 28 24 K 20 12 14 1.02 1.2 0 005 010 015 0.2 0.25 03 (a) M (b) M = N m N·m
Do not round intermediate calculations. Give your final answer(s) to three significant figures. Both portions of the rod ABC are made of an aluminum for which E -70 GPa. Knowing that the magnitude of P is 5 kN, determine (a) the value of Q so that the deflection at A is zero, (b) the corresponding deflection of B. 0.3 m 27-mm diameter 0 0.6.m 64-mm diameter (a) e- kN (b) δ Β
Please show all steps! Thank you!! Do not round intermediate calculations. Give your final answer(s) to three significant figures The line of action of the 85-kip axial load is parallel to the geometric axis of the column AB and intersects the x axis at x = 0.4 in. Using E 29 x 100 psi, determine (a) the h deflection of the midpoint of the column, (b) the maximum stress in the column 0.4 in.85 kips 22 ft W8 × 35...
Do not round intermediate calculations. Give your final answer(s) to three significant figures. The beam shown is made of a nylon for which the allowable stress is 25 MPa in tension and 29 MPa in compression. Determine the largest couple M that can be applied to the beam 24 mm 21 mm 42 mm 12 mm N m
Do not round intermediate calculations. Give your final answer(s) to three significant figures. 100 kN 90 mm 100 kN Two steel plates of uniform cross section 9 x 90 mm are welded together as shown. Knowing that centric 100-kN forces are applied to the welded plates and that ß - 29°, determine (a) the in-plane shearing stress parallel to the weld, MPa corresponding normal MPa
Required information Portions of a bxb square bar have been bent to form the two machine components shown. Knowing that b=0.35 in., the eccentricity of the applied load is e=1.4 in and that the allowable stress is 18 ksi, determine the maximum load P that can be applied to each component. (Assume P in kip and design w.r.t section rr) B Internal reactions PV - AM PX у в (a) (b) Using the FBD of the cut section at rr,...
Do not round intermediate calculations. Give your final answer(s) to three significant figures. Column AB carries a centric load P of magnitude 14 kips. Cables BC and BD are taut and prevent motion of point B in the xz plane. Using Euler's formula and a factor of safety of 2.2, and neglecting the tension in the cables, determine the maximum allowable lengthL. Use E -29 x 106 psi. W10 x 30