DrOfEng

This Structural Engineering video covers a worked example problem on finding the deflection of a simply supported beam using the principle of virtual work. Post your comments/questions below and please subscribe.

This video explains the general virtual work equation for linear bending moment diagrams. The equation can be directly used to find the volume between linear bending moment diagrams with triangular, rectangular and trapezoidal regions. Post your comments/questions below and please subscribe.

This Structural Engineering video explains the principle of virtual work (specialised for a beam), which is also known as the unit load method. An example is provided to demonstrate the application of the method for finding the deflection in a beam. Post your comments/questions below and please subscribe.

This Structural Engineering video explains the method for calculating the deflection of a beam using work and energy principles. Post your comments/questions below and please subscribe.

This Structural Engineering video covers a worked example problem on finding the deflection of a simply supported beam under a point load using the conjugate beam method. Post your comments/questions below and please subscribe.

This Structural Engineering video explains the conjugate beam method for finding the deflections in a beam using a worked example. Post your comments/questions below and please subscribe.

This Structural Engineering video covers a worked example problem on finding the deflection of a simply supported beam with an overhang under a point load at the tip using the moment area method. Post your comments/questions below and please subscribe.

This Strutural Enginering video covers a worked example problem on finding the slope and deflection of a simply supported beam under a point load using the moment area method. Post your comments/questions below and please subscribe.

This Structural Engineering video covers a worked example problem on finding the slope and deflection of a cantilever under a uniformly distributed load using the moment area method. Post your comments/questions below and please subscribe.

This Structural Engineering video derives the moment area method, which is a quicker method to calculate the maximum deflection and slope in a beam. Post your comments/questions below and please subscribe.

This Structural Engineering video covers a worked example on comparing the deflection and rotation of the Euler-Bernoulli and Timoshenko beams. Post your comments/questions below and please subscribe.

This Structural Engineering video covers a worked example on comparing the deflection and rotation of the Euler-Bernoulli and Timoshenko beams. Post your comments/questions below and please subscribe.

This Structural Engineering video explains the statics of the Euler-Bernoulli and Timoshenko beams (part 2 of 2). Post your comments/questions below and please subscribe.

This Structural Engineering video explains the kinematics of the Euler-Bernoulli and Timoshenko beams (part 1 of 2). Post your comments/questions below and please subscribe.

This Structural Engineering video explains the Euler-Bernoulli Beam and Moment-Curvature equation, deriving it from the analysis of the bending stress and strain of a deformed element of a beam. The equation is used extensively to calculate deflections and rotations in beams. Post your comments/questions below and please subscribe.

The curvature equation is derived in Cartesian coordinates and its approximation for structures is explained. Post your comments/questions below and please subscribe.

This Structural Engineering video derives the torsion formula for calculating the shear stresses in a circular shaft subjected to an applied torque. Post your comments/questions below and please subscribe.

This Structural Engineering video derives the well known flexure formula, which relates the bending stresses in beams to the bending moment. Post your comments/questions below and please subscribe.

The stress, strain and elongation are derived for a truss bar element under uniaxial tension. Post your comments/questions below and please subscribe.

This Structural Engineering video covers a worked example problem on finding the second moments of area of a circular section. Post your comments/questions below and please subscribe.

This Structural Engineering video covers a worked example problem on finding the second moment of area of a circular section. Post your comments/questions below and please subscribe.

This Structural Engineering video covers a worked example problem on finding the second moment of area about the centroid of a T-section using composite sections and the parallel axis theorem. Post your comments/questions below and please subscribe.

This Structural Engineering video covers a worked example problem on finding the second moment of area of a triangular section. Post your comments/questions below and please subscribe.

This Structural Engineering video derives the parallel axis theorem using the second moment of area. The key advantages are: a) The theorem can be used to compute a difficult second moment of area from a simpler one b) The calculation of the second moment of area for a composite section is simplified Post your comments/questions below and please subscribe.

This Structural Engineering video derives the second moment of area of a section. Post your comments/questions below and please subscribe.