Determine its smallest diameter d if the allowable bending stress is oallow = 130 MPa (Figure 1) Express vour answer with the appropriate units.
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- Repeat Problem 11.2-3 assuming that R= 10 kN · m/rad and L = 2 m.Solve the preceding problem for a W 200 × 41,7 shape with h = 166 mm, h = 205 mm. rw = 7.24 mm, tE= ILS mm,andV = 38 kN., Solve the preceding problem using the numerical data: /) = 90mm, h = 280 mm, d = 210 mm, q = 14 kN/m, and L = L2 m.
- -7 Repeat Problem 2.3-5, but n include the weight of the bar. See Table I-I in Appendix I for the weight density of steel.A turbine rotor is mounted on a stepped shaft that is fixed at both ends as shown in The torsional stiffnesses of the two segments of the shaft are given by ka = 3,000 N-m/rad and k2 = 4,000 N-m/rad. The turbine generates a harmonic torque given by M(t) = Mo cos wt about the shaft axis with M, = 200 N-m and w = 500 rads. The mass moment of inertia of the rotor about the shaft axis is Jo = 0.05 kg-m. Assuming the equivalent torsional damping constant of the system as c, = 2.5 N-m-s/rad, determine the steady-state response of the rotor, 6(1). O(1) ke M(1) = M, cos ot Turbine rotor, JoA shaft required to transmit 50kW of power will be running at 100rev/min. The maximum twist in 3m length of the shaft is limited to 1.5 degree. If the maximum torque is 30 percent more than mean or average torque. Assume entirely elastic action and take modulus of rigidity for the shaft material G = 135 GN/?2. Determine the following:a. Diameter of the shaft.b. Maximum shear stress developed in the shaft. I need answer ASAP. Thank you!
- Please solved in typed form. The composite shaft, consisting of aluminum, copper, and steel sections, is subjected to the loading shown. The cross-sectional areas of sections AB, BC , and CD are AAB = 0.08in2 , ABC = 0.11in2 , and ACD = 0.04in2 , respectively. The modulus of elasticity for each section are shown in the figure. Neglect the size of collars B and C. Determine the displacement of B wrt C of the composite shaft? Image is uploaded for reference.Let's consider a solid circular shaft subjected to the torque loads as shown Determine the minimum required diameter "D" if the shaft is made of a material having a yielding shear stress Ty = 100 MPa, for a factor of safety FS = 2. The polar moment of inertia of a solid circular cross-section is given by Jr.R¹/2. 300 mm B 600 mm 100 N.m 500 N.m 600 mm 400 N.mA compound shaft consists of two solid shafts that are connected at flange B and attached to rigid walls at A and C. The shafts are made of same material, having shear modulus G80 Gpa and different diameters di and de Determine the internal twisting moments at A Here di = 0.2 m, d₂ = 0.1 m. L₁ = 1 m. L₂ 1 m. M. 100 N-m. 4 Mo Select one: O 1. 60-70 N-m O 2. 80 – 90 N-m O3.70-80 N-m O 4.50-60 N-m O 5.90-100 N-m
- The compound shaft is attached to a rigid wall at each end. For the bronze segment AB, the diameter is 68 mm and G = 34.84 GPa. For the steel segment BC, the diameter is 40 mm and G = 83.59 GPa. Given that a = 2 m and b = 1.5 m, compute the largest torque T (in Nm) that can be applied as shown in the figure if the maximum shear stress is limited to 69.92 MPa in the bronze and 87.06 MPa in the steel. Round off the final answer to two decimal places. d ... A Bronze B Steel b.A turbine rotor is mounted on a stepped shaft that is fixed at both ends as shown in The torsional stiffnesses of the two segments of the shaft are given by k = 3,000 N-m/rad and k2 = 4,000 N-m/rad. The turbine generates a harmonic torque given by M(1) = Mo cos wt about the shaft axis with M, = 200 N-m and w = 500 rad/s. The mass moment of inertia of the rotor about the shaft axis is J, = 0.05 kg-m?. Assuming the equivalent torsional damping constant of the system as e, = 2.5 N-m-s/rad, determine the steady-state response of the rotor, 0(1). O(1) M(1) = Mg cos etr %3! Turbine rotor, Jo4. The shaft shown below, is made of ASTM-A-36 steel with Sy = 250 MPa and p = 7.86 g/cm³. The bearings at A and B only carry vertical loads. A 6m W X -ØD T As shown in the figure, the shaft is carrying a torque T = 400 Nm and its own weight per unit length w. a. Determine the location of maximum stress. b. Using the distortion energy theory, find the diameter of the shaft, D, if the desired safety factor is 2.1. C. Using the result from b. what would be the safety factor if the max shear theory is used?