ch04-p056 - whereas the position vector points from the...

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56. (a) During constant-speed circular motion, the velocity vector is perpendicular to the acceleration vector at every instant. Thus, v · a = 0. (b) The acceleration in this vector, at every instant, points towards the center of the circle,
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Unformatted text preview: whereas the position vector points from the center of the circle to the object in motion. Thus, the angle between r and a is 180 at every instant, so r a = 0....
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This note was uploaded on 05/17/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.

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