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SPONSORED ### Maximum Factored Vertical Shear

A simply supported beam (Figure) with a span of L=20ft is subjected to a uniform service load of 1200 lb/ft, including self weight, and a live load of 900 lb/ft. Determine the maximum factored...

Read More SPONSORED ### Flexular Crack in Concrete Beam

For the simply supported beam of Figure 1, determine the uniformly distributed load, q, at which the flexural crack forms. The beam has a length L=7m, and f’c=25Mpa. Figure 1: Cross-section of Con...

Read More SPONSORED ### Calculate the vertical deflection of a beam

Calculate the vertical deflection of the beam (magnitude and direction) at the midpoint of the central span (point A) Solution Use virtual work method: Virtual Structure From Equilibrium: Shea...

Read More SPONSORED ### Truss vs Cable

Truss and cable elements are defined by their ability to carry solely axial loads. Nonetheless, since cables have no stiffness when loaded in compression, they function only in tension. Moreover,...

Read More SPONSORED ### Spring Assemblies in Series/Parallel: Two Springs in Series

Based on Figure 1, we get: where: In matrix form, the above can be re-written as: Example Figure 2: Two Springs in Series - Example Calculate k1, δ2, and f3. Solution Ba...

Read More SPONSORED ### Calculate the variation in length of the rod

The rod of the picture is loaded with the force 2P which is uniformly distributed on Section D where applied. If the material of the rod is homogenous with Elastic Modulus E find the variation in len...

Read More SPONSORED ### Allowable shear force of the girder

Calculate the maximum allowable shear force Vmax for the girder. The welded steel girder is having the cross section shown in the figure. It is fabricated of two 500 mm x 50 mm flange plates and a 50...

Read More SPONSORED ### Average shear stress in pressure vessel

A pressure-vessel head is fabricated by gluing the circular plate to the end of the vessel. If the vessel sustains an internal pressure of 500 kPa, determine the average shear stress in the glue. S...

Read More SPONSORED ### Temperature Change

The beam is fixed at end B and free at end A. It is loaded at end A with the concentrated force 4F. At the same time there is a temperature change ΔT. Calculate the length change Δx. (Modulus of elast...

Read More SPONSORED ### Calculate angular velocity, angular acceleration

The angular velocity of the circle is defined by the equation ω=3t2+2 rad/sec where t in sec. Determine the magnitudes of the velocity and acceleration of point B on the circle of 1m diameter when t=1...

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