lec16 - Physics 140 Fall 2007 30 October: lecture #16 Ch 9...

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Midterm exam #2 is this Thursday, 1 Nov, 6-7:30 pm bring two 3x5 notecards, calculator, #2 pencils Physics 140 – Fall 2007 30 October: lecture #16 7, 8, 9, 25, 26, 27 Angell Hall Aud A 13, 14, 15 Angell Hall Aud D 10, 23, 24 Angell Hall Aud B 4, 5, 6, 11, 12 MLB AUD 3 Discussion Sections Midterm Exam Location Ch 9 + 10 topics: • moment of inertia: parallel axis theorem • torque • Newton’s second law of rotation Given two parallel axes (lines), one passing through an object’s center of mass and the other displaced by a distance h , the object’s moment of inertia about the displaced axis is given by where M is the object’s mass and I com is the moment of inertia measured about the axis that passes through the object’s center of mass. I = I com + Mh 2 Parallel axis theorem M , I com h
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solid sphere A solid sphere C hollow sphere B The three spheres above have the same mass M and the same radius R . Sphere B is hollow, A and C are solid. Sphere C rotates about an axis adjacent to its edge while spheres A and B
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This note was uploaded on 04/03/2008 for the course PHYSICS 140 taught by Professor Evrard during the Fall '07 term at University of Michigan.

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lec16 - Physics 140 Fall 2007 30 October: lecture #16 Ch 9...

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