Create a free account and view content that fits your specific interests in structural engineering __Learn More__

Find the location of the PNA (plastic neutral axis) from top for the following section. Solution The plastic neutral axis is defined as the axis that splits the cross section in such a way t...

Read MoreFind the axial forces of the members 2-3, 9-3 of the truss for the given loads. Solution From the equilibrium of the forces on the truss we have: We consider the cross section T s...

Read MoreDetermine the moments of inertia Ix and Iy of the Z section. The origin of coordinates is at the centroid. Solution Determine the moments of inertia Ix and...

Read MoreDetermine the internal forces at point C. Solution We calculate the reaction R1,R2. From the equilibrium of forces. We calculate the internal forces at point C.

Read MoreCalculate the deflection at point D for the point load 2P for the pinned beam at two ends. Solution From the equilibrium of forces we calculate the reactions RA,RB. Strain En...

Read MoreDetermine the shear force and moment acting at a section passing through point C on the beam. Solution From the equilibrium of forces we calculate the reactions Ay,By. &nb...

Read MoreDetermine the magnitudes of F1,F2 and the angle Θ so that the external forces and the external moment create a zero resultant force and moment at the wheel (Radius=3m, units KN,m, degrees). &nb...

Read MoreCalculate the distance x for locating roller support so that the moment on the beam at point B is zero. Solution

Read MoreA strain gage is located at D on the surface of the rod AB. The average normal stress on the rod is σ when the rod is subjected to forces F as on the sketch. Assume that the cross section at D is annu...

Read MoreCalculate 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 300 mm x30 mm flange plates and a 300...

Read More