Suddenly the star changes size and rotates with a new

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A star of mass 1.85×1031 kg and diameter 8.20E+9 m rotates with a period of 27.0 days. Suddenly the star changes size, and rotates with a new period of 14.0 days. Assuming a uniform density both before and after the size change, what is the new diameter of the star?

Reference no: EM13590318

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