Purpose
Drawing a free body diagram can help determine the unknown forces on, moments applied to, and equations of motion of, the body and thus help to analyse a problem in statics or dynamics. In analysis of structures, free body diagrams for a component of a structure or, part thereof, are used in determining shear forces and bending moments.
Read more about this topic: Free Body Diagram
Famous quotes containing the word purpose:
“Thus one can observe that those who proclaim piety as their goal and purpose usually turn into hypocrites.”
—Johann Wolfgang Von Goethe (1749–1832)
“The purpose of playing, whose end, both at the first and now,
was and is, to hold as ‘twere the mirror up to nature: to show
virtue her feature, scorn her own image, and the very age and
body of the time his form and pressure.”
—William Shakespeare (1564–1616)
“the Omnibus
Had no real purpose till it got to us.
Never believe it.”
—Robert Frost (1874–1963)