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

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11.81: a) Taking torques about the contact point on the ground, N. 3664 ) 64 0 ( so , sin m) 5 . 4 ( sin ) m 0 . 7 ( = = = w . T θ w θ T The ground exerts a vertical force on the pole, of magnitude
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Unformatted text preview: N 2052 =-T w . b) The factor of θ sin appears in both terms of the equation representing the balancing of torques, and cancels....
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