Lecture 07 - 440:221 Intro to Engineering Mechanics Statics Alberto Cuitino Po Ting Lin Instructors Arturo Villegas Assistants Fall 2011 Based on

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440:221 Intro to Engineering Mechanics: Statics 1 Fall 2011 Based on Textbook Material: Engineering Mechanics Statics, 12 th Edition, R.C. Hibbeler, Pearson 2010. Alberto Cuitino, Po Ting Lin Instructors Arturo Villegas Assistants
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440:221 Lectures School of Engineering, Fall 2011 Topics to be covered • What is a moment of a force? • How do we compute a moment? • Cross product, what it is, what is good for? 2
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440:221 Lectures School of Engineering, Fall 2011 Moment of a force 3
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440:221 Lectures School of Engineering, Fall 2011 Moment of a force 4
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440:221 Lectures School of Engineering, Fall 2011 Moments in action 5 http://www.youtube.com/watch?v=3mclp9QmCGs
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440:221 Lectures School of Engineering, Fall 2011 Moments in action 6 http://en.wikipedia.org/wiki/Tacoma_Narrows_Bridge_%281940%29
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440:221 Lectures School of Engineering, Fall 2011 The moment of a force about a point provides a measure of the tendency for rotation (sometimes called a torque). Moment of a force - scalar formulation
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440:221 Lectures School of Engineering, Fall 2011 Moments in action 8 http://www.youtube.com/watch?v=wGKYYcDNIsM
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440:221 Lectures School of Engineering, Fall 2011 As shown, d is the perpendicular
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This note was uploaded on 09/25/2011 for the course ENGINEERIN 221 taught by Professor Cuitino during the Spring '10 term at Rutgers.

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Lecture 07 - 440:221 Intro to Engineering Mechanics Statics Alberto Cuitino Po Ting Lin Instructors Arturo Villegas Assistants Fall 2011 Based on

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