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Unformatted text preview: The radial component changes the particles direction. The tangential component changes the particles speed. a t a r F r net . a r Angular velocity Angular acceleration a t 5 a r a 5 d v / dt v t 5 v r v 5 d u / dt Applications Orbits A circular orbit has radius r if v 5 " rg Loops Circular motion requires a net force pointing to the center. n must be for the object to be in contact with a surface. . Terms and Notation v r F net r a r v r F net r a a r a t r t r z F G r F G r F G r v s r r u v n r n r F net r F net r F G r F G r...
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- Spring '08