second moment of inertia


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  • Second moment of area — The second moment of area, also known as the area moment of inertia or second moment of inertia, is a property of a shape that is used to predict its resistance to bending and deflection which are directly proportional. This is why beams with… …   Wikipedia

  • moment of inertia — noun a) A measure of a bodys resistance to a change in its angular rotation velocity b) A measure of a bodys resistance to bending; second moment of inertia; …   Wiktionary

  • second moment of area — noun A measure of a bodys resistance to bending; second moment of inertia …   Wiktionary

  • Moment of inertia — This article is about the moment of inertia of a rotating object, also termed the mass moment of inertia. For the moment of inertia dealing with the bending of a beam, also termed the area moment of inertia, see second moment of area. In… …   Wikipedia

  • Moment — Moment(s) may refer to: Moment (time) Contents 1 Science, engineering, and mathematics 2 Art and entertainment …   Wikipedia

  • Moment (physics) — Not to be confused with Momentum (physics). For a more abstract concept of moments that evolved from this concept of physics, see Moment (mathematics). Classical mechanics …   Wikipedia

  • Inertia — In common usage, however, people may also use the term inertia to refer to an object s amount of resistance to change in velocity (which is quantified by its mass), and sometimes its momentum, depending on context (e.g. this object has a lot of… …   Wikipedia

  • List of moments of inertia — The following is a list of moments of inertia. Mass moments of inertia have units of dimension mass × length2. It is the rotational analogue to mass. It should not be confused with the second moment of area (area moment of inertia), which is used …   Wikipedia

  • First moment of area — The first moment of area, sometimes misnamed as the first moment of inertia, is based in the mathematical construct moments in metric spaces, stating that the moment of area equals the summation of area times distance to an axis [Σ( a x d )] . It …   Wikipedia

  • List of area moments of inertia — The following is list of area moments of inertia. The area moment of inertia or second moment of area has a unit of dimension length4, and should not be confused with the mass moment of inertia. Each is with respect to a horizontal axis through… …   Wikipedia

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