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July 30, 2014

Homework Help: physics

Posted by leroy on Tuesday, July 16, 2013 at 2:54pm.

A planet orbits a star, in a year of length 4.46 x 107 s, in a nearly circular orbit of radius 3.17 x 1011 m. With respect to the star, determine (a) the angular speed of the planet, (b) the tangential speed of the planet, and (c) the magnitude and direction of the planet's centripetal acceleration.

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