L8_phys131_5oct07

# L8_phys131_5oct07 - st Law If no net force acts on a body...

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Review of Lecture 8 on October 5, 2007 1. Types of forces: a) Gravity b) Tension c) Spring d) Normal force e) Friction (a through e this quarter) f) Electromagnetic forces (next quarter) g) Weak and strong forces (a little in the third quarter).

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Newton’s first and second laws 1. Newtons’ 1
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Unformatted text preview: st Law: If no net force acts on a body, that body’s velocity cannot change. 1. Newton’s 2 nd Law: 1. Freebody diagram for eraser sliding (and stopping) on a friction surface: a m F = N mg F f Eraser moving this way mg N ma mg N = = =-...
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## This note was uploaded on 04/09/2008 for the course PHYS 131 taught by Professor Reay during the Fall '08 term at Ohio State.

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L8_phys131_5oct07 - st Law If no net force acts on a body...

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