17-3. The leg in (a) acts as a column and can be modeled (b) by the two pin-connected members that are attached to a torsional spring having a stiffness k (torque/rad). Determine the critical buckling load. Assume the bone material is rigid. (a) (b) Prob. 17-3
Q: 414. The post is made of Douglas fir and has a diameter of 60 mm. If it is subjected to the load of…
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A: Given Data: The dimension of the cross-section of the block is: l X b = 150 mm X 100 mm The force…
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A: Given data *The beam supports the load is P = 30 kN *The young Modulus of elasticity is E = 200 ×…
Q: 17-18. The W250 × 67 is made of A992 steel and is used as a column that has a length of 4.55 m. If…
A: Data given: Length of the column , L = 4.55 m Length fixity coefficient, K = 0.5 ( both ends fixed)…
Q: 17-43. The column with constant El has the end constraints shown. Determine the critical load for…
A: Free diagram of the upper part of the deflected column
Q: The post is made from 606l-T6 aluminum and has a diameter of 50 mm. It is fixed supported at A and…
A: Given data Diameter of the post Dp= 50mm Force applied on the spring P = 40kN Spring constant K =…
Q: 17-33. Determine if the frame can support a load of P = 20 kN if the factor of safety with respect…
A: Given data Applied load P = 20KN Factor of safety of the member AB is N = 3 AB is made with…
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A: Drawing the FBD of the element ABC: Let, Normal stress acting on the inclined plane be σn Shear…
Q: 17-11. The A-36 steel angle has a cross-sectional area of A = 1550 mm and a radius of gyration about…
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Q: 17-2. The column consists of a rigid member that is pinned at its bottom and attached to a spring at…
A: Free body diagram of given system D
Q: (4): The 14 Kg lamp fixture is suspended from the rings, each having an unstretched length of 7…
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Q: 11-25 A frame is loaded and supported as shown in Fig. P11-25. If the weight of block A is 500 lb…
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Q: F17-3. The A992 steel column can be considered pinned at its top and bottom and braced against its…
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Q: 17-37. Determine the greatest load P the frame will support without causing the A-36 steel member BC…
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Q: *17-64. Determine the load P required to cause the steel W310 x 74 structural A-36 steel column to…
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Q: 9-22. The post is made of Douglas fir and has a diameter of 100 mm. If it is subjected to the load…
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Q: 11-31 Determine the horizontal and vertical components of the reaction at support B of the two-bar…
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Q: When the 100-lb block is at h = 3 ft above the cylindrical post and spring assembly, it has a speed…
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A: Given data Weigtht of the cylinder Wc = 20lb Weight of the link AB Wab= 2lb Weight of the link BC…
Q: R17-6. The W250 × 28 A-36-steel column is fixed at its base. Its top is constrained to rotate about…
A: The properties of steel column are given as, For W250×28, A-36 steel,A=3620 mm2=3620 mm2×1 m2106…
Q: 17-42. The ideal column is subjected to the force F at its midpoint and the axial load P. Determine…
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Q: 17-14. Determine the maximum force P that can be applied to the handle so that the A-36 steel…
A: Given figure,
Q: 17-63. The brass rod is fixed at one end and free at the other end. If the length of the rod is L =…
A: The moment of inertia of the rod is written as, I=π64d4=π64100 mm×1 m1000 mm4=4.9×10-6 m4 The…
Q: 17-21. The 3-m wooden rectangular column has the dimensions shown. Determine the critical load if…
A: Given, E =12 GPa = 12 x1000 n/mm2 L = 3m= 3000 mm b = 50 mm d = 100 mm σy = 35 MPa I = db312I =…
Q: 11-34 Determine the horizontal and vertical components of the reaction at support A of the two-bar…
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Q: Determine the horizontal and vertical components at A and C. Assume the frame is pin connected a…
A:
Q: 17-49. The aluminum rod is fixed at its base and free at its top. If the eccentric load P = 200 kN…
A: Given Data: The eccentric load is P = 200 kN. Yield stress is σY=410 MPa. Elastic modulus is Eal=72…
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Q: 11-17 A beam is loaded and supported as shown in Fig. P11-17. Determine the reaction at support B.…
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Q: 11-24 Determine the force transmitted by member BC of the truss shown in Fig. P11-24. 3m -25 m -2.5…
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Q: R9-7. The rigid link is supported by a pin at A and two A.36 steel wires, cach having an unstretched…
A: Given Force, F = 1.75 kN Area, A = 78 mm2
Q: 17-55. The wood column is pinned at its base and top. If the eccentric force P = 10 kN is applied to…
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Q: 17-10. A steel column has a length of 9 m and is pinned at its top and bottom. If the…
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Q: 17-1. Determine the critical buckling load for the column. The material can be assumed rigid.
A: To calculate Pcr , we give a small displacement .Free Body Diagram → ∵θ is very small so…
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A: let the density of the A-36 steels bars are ;ρ=7.85×103 kg/m3 ; -------From standard valueE=200…
Q: 17-19. The 50-mm-diameter C86100 bronze rod is fixed supported at A and has a gap of 2 mm from the…
A: Consider the rod as shown below,
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A: n=Factor of safety=3E=Modulus of Elasticity=70 GPa=70×109 Paσy=95 MPal=5 m
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Q: 11-4.18. The bent bar ABC weighing 10 lb/ft is mounted as shown in Fig. P-11-4.18. upon a carriage…
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- The pipe can be assumed roller supported at its ends and by a rigid saddle C at its center. The saddle rests on a cable that is connected to the supports. Determine the force that should be developed in the cable if the saddlekeeps the pipe from sagging or deflecting at its center. The pipe and fluid within it have a combined weight of 12.5 lb>ft. EI is constant.17-22. The 3-m column has the dimensions shown. Determine the critical load if the bottom is fixed and the top is pinned. Eu = 12GPA, ơy = 35 MPa. 3 mm 100 mm| -IE 50 mmWhen the 100-lb block is at h = 3 ft above the cylindrical post and spring assembly, it has a speed of = 20 ft>s. If the post is made of 2014-T6 aluminum and the spring has the stiffness of k = 250 kip>in., determine therequired minimum diameter d of the post to the nearest 1/8 in. so that it will not yield when it is struck by the block
- The hanger consists of three 2014-T6 aluminum alloy rods, rigid beams AC and BD, and a spring. If the hook supports a load of P = 60 kN, determine the vertical displacement of F. Rods AB and CD each have a diameter of 10 mm, and rod EF has a diameter of 15 mm. The spring has a stiffness of k = 100 MN/m and is unstretched when P = 0.A spring with a torsional stiffness k is attached to the hinge at B. It is unstretched when the rod assembly is in the vertical position. Determine the weight W of the block that results in neutral equilibrium. Hint: Establish thepotential energy function for a small angle θ, i.e., approximate sin θ ≈ 0, and cos θ ≈ 1 - θ2/2.The 50-mm-diameter C86100 bronze rod is fixed supported at A and has a gap of 2 mm from the wall at B. Determine the increase in temperature ΔT that will cause the rod to buckle. Assume that the contact at B acts as a pin.
- 2. The block has a mass of 5.8 kg and rests on the smooth plane. Determine the unstretched length of the spring. Round to three significant figures.The coupling rod is subjected to a force of 5 kip. Determine the distance d between C and E accounting for the compression of the spring and the deformation of the bolts. When no load is applied the spring is unstretched and d = 10 in. The material is A-36 steel and each bolt has a diameter of 0.25 in. The plates at A, B, and C are rigid and the spring has a stiffness of k = 12 kip>in.Assuming the reactions in the support as positive, I planted the sum of moments with respect to point A, positive against the hands of the clock. For each load, place the "+" or "-" sign as appropriate, or N / A, if the load does not apply in the sum. Also indicate your lever arm, if it is zero or not applicable, select N / A. ΣMA = 0
- the wooden plank resting between the buildings defects slightly when it supports the 50 kg boy. this deflection causes a triangular distribution of load at its ends, having maximum intensities Wa and Wb each measured in N/m, when the boy is standing 3m from one end as shown. neglect the mass of the plankThe disk B has a mass of 20 kg and is supported on the smooth cylindrical surface by a spring with stiffness k= 400 N/m and unstretched length l0= 1 m. The spring remains in the horizontal position since its end A is attached to the small roller guide which has negligible weight. Determine the equilibrium angle of the roller.The post is made from 606l-T6 aluminum and has a diameter of 50 mm. It is fixed supported at A and B, and at its center C there is a coiled spring attached to the rigid collar. If the spring is originally uncompressed, determine the reactions at A and B when the force P = 40 kN is applied to the collar.