MAXWELL was the first, according to the Introduction of the present treatise, to state the principles in a very complete and general manner by which stress-diagrams are drawn, in the Phil. Mag., xxvii ...
Click to see a step-by-step slideshow. STEP 1: Draw a horizontal line using a ruler and pencil. Estimate the midpoint and draw a dot using a pen. Draw over both squares and the diagonal lines between ...