Recent content by nnokwoodeye

o.k. I succeeded in solving the question Thanks for the help

o.k, so how do i calculate the new density? i need it to find the radius and solve the question. to Gear300: you are right i forgot to convert the days to seconds, but it dosn't matter because i am using days in both side of the equation so the unit conversion would have been canceled out.

Homework Statement A star of mass 1.81×1031 kg and diameter 8.10E+9 m rotates with a period of 25.0 days. Suddenly the star changes size, and rotates with a new period of 18.0 days. Assuming a uniform density both before and after the size change, what is the new diameter of the star...

Homework Statement A star of mass 1.81×1031 kg and diameter 8.10E+9 m rotates with a period of 25.0 days. Suddenly the star changes size, and rotates with a new period of 18.0 days. Assuming a uniform density both before and after the size change, what is the new diameter of the star...