Elements of graphic dynamics; an elementary textbook for students of mechanics and engineering (1919)
Andrews, Ewart S. (Ewart Sigmund) · London, Chapman and Hall, Ltd. · leaf 109
y.— We assume that the reader has already made himself awareof the fact that two equal and opposite parallel forces aresaid to form a couple, and that the moment of a coupleis called a torque or twisting moment, and is measuredby the product of the magnitude of one of the forces and… … Fig. 55. imagine a couple of twisting moment T^ to be made upof two equal and opposite forces F, one of which acts at apoint A at radius r on a rotating body, and the other at thecentre 0, about which the body is rotating, so that T = Fa. Suppose that after a very shorttime the point A has movedto…
Mechanics, Applied · Dynamics · Graphic methods
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