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Unformatted text preview: acceleration. Examples: – Spinning a rock on a string – Car on a curve – Roller coaster loop – Orbits of celestial bodies ∑ ⃗ F = m ⃗ a c Example: Swinging Weight Lifter Example: Car on a Curve Example: Vertical Circle ∑ ⃗ F = mv 2 r = mg − N ∑ ⃗ F = mv 2 r = N − mg ∑ ⃗ F = mv 2 r = T bottom − mg ∑ ⃗ F = mv 2 r = T top + mg Nonuniform circular motion Newton's Law of Gravitation Acts on both masses involved Distance between the centers of the objects Always attractive Acts along the line connecting the centers of the objects. F grav = Gm 1 m 2 r 2 g = G M Earth r Earth 2 Cavendish Experiment...
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 Fall '09
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 Acceleration, Circular Motion, Uniform Circular Motion

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