A wooden beam whose length is 1 m is 100 mm wide and 200 mm high. It carries a load of 100 kN as shown. Determine the total tensile stress at A. Select the correct response: 32.48 MPa 29.98 MPa 52.46 MPa 34.98 MPa A. 50 mm 500 mm- 30°- 150 kN
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- Proposed exercise N ° 2 Find the length that a hollow steel bar of D = 1.5cm and d = 0.5cm in diameters must have for its ends to rotate 30 ° relative to each other. An allowable shear stress of 713.8 kg / cm2 must not be exceeded, and G = 8.1573x105 kg / cm2A couple M of moment 8 kN·m acting in a vertical plane is applied to a W200 * 19.3 rolled-steel beam as shown. Determine (a) the angle that the neutral axis forms with the horizontal plane, (b) the maxi-mum stress in the beamFind the length that a solid steel shaft of diameter d = 13 mm must have for its ends to rotate 90º with respect to each other. An allowable shear stress of Sy ’= 713.8 kg / cm2, and G = 8.1573x10 ^ 5 kg / cm2 must not be exceeded
- From the given figure below and its properties, calculate the stress at the top where at the fixed end. (MPa) Properties: Beam width = 274 mmBeam height = 419 mmWLL = 8.86 kN/mWDL = 12.6 kN/mPu = 7 kNSpan of the beam = 8 mPrestressing force = 399 kNeccentricity = 127 mmProposed exercise N ° 01 Find the angle of torsion of the free end with respect to the fixed end of the system in the figure. The material is steel and the dimensions are in cm. Proposed exercise N ° 2 Find the length that a hollow steel bar of D = 1.5cm and d = 0.5cm in diameters must have for its ends to rotate 30 ° relative to each other. An allowable shear stress of 713.8 kg / cm2 must not be exceeded, and G = 8.1573x105 kg / cm2Determine the outside diameter of a hollow steel rod that will carry atensile load of 55,000 kg at a stress of 1,500 kg/cm2 and the wallthickness is 10 mm.A. 8.17 cm C. 12.67 cmB. 8.34 cm D. 7.28 cm
- From the given figure below and its properties, calculate the stress at the top where the maximum moment is located. (MPa) Properties: Beam width = 207 mmBeam height = 386 mmWLL = 12.48 kN/mWDL = 15.26 kN/mSpan of the beam = 8 mPrestressing force = 293 kNeccentricity = 135 mmCalculate the maximum shear stress τmax in the web of the T-beam shown in the figure if b =10 in., t = 0.5 in., h = 7 in., h1 = 6.2 in., and the shear forceV = 5300 lb.A circular arrow supports the fall shown in the figure. P10-30 and a torque of 4500 N-m between sections B and C. Calculate the maximum shear stress near the section B of the arrow.
- Topic: Strema A 750-mm high cylinder carries a load P which produces a normal stress at its cross-sectional area and a shear stress at its lateral surface area. Find its diameter if these stresses are equal. Choices: A. 3.0 m B. 4.5 m C. 1.5 m D. 6.0 ma simply supported beam is carrying a varying load and a uniform load as shown in the figure. If the beam properties are given below, what is the final stress at bottom of beam section at a distance 2.47m from the right support where the totall losses of the prestressing force is 24% mpa beam wid=217mm height= 480mm varying load= 9.67kn/m uniform load = 4.27 kn/m x = 3.32 y = 5.95 Prestressing force = 429kn eccentricity = 95mmAn electric power transmission pole is 12 m above ground level and embedded 2 m into the ground. The butt diameter is 450 mm and the tip diameter (the top of the pole) is 320 mm. The weight of the pole, cross arms, and wires is 33 kN. Assuming the pole transmits the load as a point load, find the change in vertical stress in kPa at 2 m depth. a. 17.8 b.393.9 c.63.0 d.3.9