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Physics, 08.07.2019 17:10 maddireigh6403

Astar rotates in a circular orbit about the center of its galaxy. the radius of the orbit is 6.9 x 1020 m, and the angular speed of the star is 9.2 x 10-15 rad/s. how long (in years) does it take for the star to make one revolution around the center?

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