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Angular Variables and Tangential Variables

Our sun rotates in a circular orbit about the center of the Milky Way galaxy. The radius of the orbit is 2.2 1020 m, and the angular speed of the sun is 1.2 10-15 rad/s.

(a) What is the tangential speed of the sun?
(b) How long (in years) does it take for the sun to make one revolution around the center?

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Solution Preview

Please find the answer in the attached file. Thank You.
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Our sun rotates in a circular orbit about the center of the Milky Way galaxy. The radius of the orbit is 2.2 1020 m, and the angular speed of the sun ...

Solution Summary

I have provided step-by-step solution to this problem which involves sun's circular orbit.

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