February 23, 2017

Homework Help: Physics please help!!

Posted by Megan on Monday, March 14, 2011 at 3:48pm.

The mass of a star is 1.49·1031 kg and it performs one rotation in 26.1 days. Find its new period (in /days) if the diameter suddenly shrinks to 0.59 times its present size. Assume a uniform mass distribution before and after.

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