Lec23 - Lecture23 P112 Mar12,2008 Agendafortoday CenterofMass Chris and Pat are on a cart that can roll without resistance on a level surface

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Lecture 23 P112 Mar 12, 2008
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Agenda for today Center of Mass
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Chris and Pat are on a cart that can roll without resistance on a level surface.   Everything is initially at rest.  Then Chris throws a massive ball to Pat with  speed  v  relative to the surface.  After Pat catches the ball, the cart has  moved: (1)   a distance that depends on v. (2)   a distance that depends on v. (3)   a distance independent of v. (4)   a distance independent of v. (5) not at all.
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System of Particles: Center of Mass The center of mass is where the system is balanced! Has to do with the distance and the masses m 1 m 2 + m 1 m 2 +
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System of Particles: Center of Mass The center of mass is where the system is balanced! Has to do with the distance and the masses m 1 m 2 + m 1 m 2 + ρ r CM = 1 2 ( r r 1 + r r 2 ) ρ r CM = m 1 r r 1 + m 2 r r 2 m 1 + m 2
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Example Where is the center of mass in the following mass distribution?
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This note was uploaded on 04/16/2009 for the course PHYS 1112 taught by Professor Leclair,a during the Fall '07 term at Cornell University (Engineering School).

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Lec23 - Lecture23 P112 Mar12,2008 Agendafortoday CenterofMass Chris and Pat are on a cart that can roll without resistance on a level surface

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