Question 3The reaction of the ballast on the railway tie can be assumed uniformly distributed over itslength as shown in (Figure 1). The tie has the rectangular cross section with thicknesst = 140 mm.Part AFigure75 kN0.45 m1.5 m-W75 kN0.45 m300 mm1 of 1Determine the maximum bending stress developed in the tie.Express your answer to three significant figures and include the appropriate units.με?σmax =ValueUnitsSubmitRequest AnswerProvide Feedback

Answered: Question 3 The reaction of the ballast…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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In the following structure if the temperature increases by 20 °C, determine the normal stress in Links (1) and (2). E (GPa) A (mm2) a (1/°C) 11.9x10-6 Link 1 200 310 Link 2 70 620 22.5x106 500mm 350mm B to A 100mm 300mm (2) 6kN 400mm
Part A The beam is supported by a pin at A and a short link BC. If P = 12 kN , determine the average shear stress developed in the pins at A, B, and C. All pins are in double shear as shown, and each has a diameter of 20 mm (Figure 1) Enter your answers separated by commas. vec TA, TB, TC = MPа Figure < 1 of 1 Submit Request Answer Provide Feedback Ne 0.5m 1m 1.5 m 1.5 m
A stress element in a rock mass making up a slope experiences a 2D stress as follows: σx = 8 MPa, σy = 4 MPa , tauxy = 3 MPa A. By using the stress transformation equation, draw a curve of the stress variation experienced by the stress element at the axis of rotation angle θ = 0-180°. Use the interval θ = 1°, with the x-axis and stress as the y-axis. Mark on the curve where the principal stress and maximum shear stress occur. Draw the three stress curves completely and neatly B. Draw the stress element along with the magnitude and direction of the stress at the angle where the principal stress occurs and at the angle where the maximum shear stress occurs. C. Write down the direction vectors of the orientation of the principal stress (n1, and n₂) and the maximum shear stress (nmax). Write it in unit vector form i and j. D. Prove that the value of the stress invariant (I1, and I2) using the principal stress is reached and prove that the orthogonality condition of the direction cosine is…
In the mechanism shown below, the distributed load W is 300 Nim and the angle 9 is 55, knowing that link AB has 1.5cmx 1.5cm cross-section
A hydrostatic compressive stress applied to a material with cubic symmetry results in a dilation of -10-5. The three independent elastic constants of the material are C11 = 50 GPa, C12 = 40 GPa and C44 = 32 GPa. Write an expression for the generalized Hooke’s law for the material and compute the applied hydrostatic stress. Dilation ∆ = ε_11 + ε_22 + ε_33
A unique column has been created with the geometry shown below, where the radius is r = (0.6e-0.08y2) m, the variable y is in meters. The column density of the column material is ρ = 3.21 Mg/m3. Determine the average normal stress at the bottom of the column (y = 0) in units of Pa.
Someone already solved this and the answr is .0212 and -0.025. My question is is it okay to solve this even if it is not in equilibrium? Why?
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