Torque- August 4, 2007 In physics, torque (or often called a moment) can informally be thought of as "rotational force" or "angular force" which causes a change in rotational motion. This force is defined by linear force multiplied by a radius.The SI unit for torque is the newton metre (N m). In U.S. customary units, it is measured in pounds-feet (lb-ft) (a.k.a. "foot-pounds"). The symbol for torque is , the Greek letter tau.History of conceptThe concept of torque, also called moment or couple, originated with the...http://tork.blogspot.com/2007/08/torque.html |