problem07_73

# University Physics with Modern Physics with Mastering Physics (11th Edition)

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9.73: a) r r r a ) ( 2 0 2 2 0 2 rad ϖ - ϖ = ϖ - ϖ = [ ] [ ] [ ] [ ] . ) ( [2 ) ( 0 0 0 0 0 r r t t r θ - θ α = ϖ + ϖ ϖ - ϖ = ϖ + ϖ ϖ - ϖ = b) From the above, = - = = ) rad 0 . 15 ( 2 ) s m 0 . 25 s m 0 . 85 ( 2 2 2 rad θ a αr . s m 00 . 2 2 c) Similar to the derivation of part (a), . ] 2 ][ [ 2 1 2 1 2 1 2 0 2 θ α = = - = I I θ α I ω I ω K d) Using the result of part (c),
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