{"id":764,"date":"2019-06-17T19:15:55","date_gmt":"2019-06-17T19:15:55","guid":{"rendered":"https:\/\/courses.lumenlearning.com\/louisville-wm-physics\/?post_type=chapter&#038;p=764"},"modified":"2019-08-06T21:02:44","modified_gmt":"2019-08-06T21:02:44","slug":"why-it-matters-torque","status":"publish","type":"chapter","link":"https:\/\/courses.lumenlearning.com\/louisville-wm-physics\/chapter\/why-it-matters-torque\/","title":{"raw":"Why It Matters:  Torque","rendered":"Why It Matters:  Torque"},"content":{"raw":"As we have seen from our discussion of rotational motion, torque is the rotational analogue of force in the same way the moment of inertia is that rotational analogue of mass.\u00a0 But what is a torque?\u00a0 Mathematically, torque is the moment of the force vector.\u00a0 (In fact, in some engineering classes, the term \u201cmoment\u201d is preferred over \u201ctorque\u201d to refer to the same concept.)\u00a0 In the same way that the moment of inertia cares about not just the mass, but also how it is distributed relative to an axis, the torque doesn\u2019t just care about the force acting on an extended object.\u00a0 It also cares about where that force acts relative to an axis of rotation.\u00a0 As we will see, when a force acts on an object to create a torque about an axis, the torque acts to try and make the object rotate about the axis in a particular direction.","rendered":"<p>As we have seen from our discussion of rotational motion, torque is the rotational analogue of force in the same way the moment of inertia is that rotational analogue of mass.\u00a0 But what is a torque?\u00a0 Mathematically, torque is the moment of the force vector.\u00a0 (In fact, in some engineering classes, the term \u201cmoment\u201d is preferred over \u201ctorque\u201d to refer to the same concept.)\u00a0 In the same way that the moment of inertia cares about not just the mass, but also how it is distributed relative to an axis, the torque doesn\u2019t just care about the force acting on an extended object.\u00a0 It also cares about where that force acts relative to an axis of rotation.\u00a0 As we will see, when a force acts on an object to create a torque about an axis, the torque acts to try and make the object rotate about the axis in a particular direction.<\/p>\n\n\t\t\t <section class=\"citations-section\" role=\"contentinfo\">\n\t\t\t <h3>Candela Citations<\/h3>\n\t\t\t\t\t <div>\n\t\t\t\t\t\t <div id=\"citation-list-764\">\n\t\t\t\t\t\t\t <div class=\"licensing\"><div class=\"license-attribution-dropdown-subheading\">CC licensed content, Original<\/div><ul class=\"citation-list\"><li>Why It Matters:  Torque. <strong>Authored by<\/strong>: Raymond Chastain. <strong>Provided by<\/strong>: University of Louisville, Lumen Learning. <strong>License<\/strong>: <em><a target=\"_blank\" rel=\"license\" href=\"https:\/\/creativecommons.org\/licenses\/by\/4.0\/\">CC BY: Attribution<\/a><\/em><\/li><\/ul><\/div>\n\t\t\t\t\t\t <\/div>\n\t\t\t\t\t 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