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

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9.61: a) For a clockwise rotation, ω will be out of the page. b ) The upward direction crossed into the radial direction is, by the right-hand rule, counterclockwise. ω and r are perpendicular, so the magnitude of r ω × is . v ωr = c) Geometrically, ω is perpendicular to , v and so v ω × has magnitude rad, a ωv = and from the right-hand rule, the upward direction crossed into the counterclockwise direction is inward, the
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