Unformatted text preview: I have just assumed f = f i . If the assumption is wrong, I will just find f < 0.) α = ⇒ α = α = = ∑ mr f mr I rf M z 2 (2) For rolling motion, α − = r x c & & (3) Substituting (3) into (2) and (2) into (1): β = ⇒ = β ⇒ = = − β = ∑ sin ) 2 / 1 ( 2 sin sin g x x m mg x m x m mg F c c c c x & & & & & & & & . ( ) ( ) ( ) ( ) β = − = ⇒ β = ⇒ β = ∫ ∫ ∫ = = = = = = sin ) 4 / 1 ( sin ) 2 / 1 ( sin ) 2 / 1 ( 2 gt t x dx g t x dt g x d t x x x t t t t x x x & & & & & ( ) β = sin ) 4 / 1 ( 2 gt t x f N m g i j k...
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 Spring '08
 Keane
 Geometry, Trigraph, Assumption of Mary, mg sin

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