Mathematical and Physical Journal
for High Schools
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Problem P. 3838. (November 2005)

P. 3838. A 3.1030kg star and a 6.1030kg star revolve about their common centre of mass. The distance between them is always 9.109m. Find the period of the motion of the stars.

(4 pont)

Deadline expired on December 12, 2005.


Statistics:

219 students sent a solution.
4 points:145 students.
3 points:27 students.
2 points:25 students.
1 point:14 students.
0 point:6 students.
Unfair, not evaluated:2 solutions.

Problems in Physics of KöMaL, November 2005