problem09_95

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

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9.95: a) With respect to O , each element 2 i r in Eq. (9.17) is , 2 2 i i y x + and so + = + = + = = i i i i y x i i i i i i i i i O I I y m x m y x m r m I . ) ( 2 2 2 2 2 b) Two perpendicular axes, both perpendicular to the washer’s axis, will have the same moment of inertia about those axes, and the perpendicular-axis theorem predicts that they will sum to the moment of inertia about the washer axis, which is
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Unformatted text preview: ), ( 2 2 2 1 2 R R M + and so x I y I = ). ( 2 2 2 1 4 R R M + = c) From Table (9.2), L m I ( 12 1 = ) 2 2 L + . 2 6 1 mL = Since 12 1 be must and both , and , y x y x y x I I I I I I I = + = . 2 mL...
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