Mathematical and Physical Journal
for High Schools
Issued by the MATFUND Foundation
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Problem P. 4043. (February 2008)

P. 4043. A ball of weight 2 N can be kept under the water with a force of 8 N. What percent of the volume of the ball is not in the water when the ball is floating on the surface of water?

(3 pont)

Deadline expired on March 11, 2008.


Statistics:

205 students sent a solution.
3 points:182 students.
2 points:18 students.
1 point:2 students.
Unfair, not evaluated:3 solutions.

Problems in Physics of KöMaL, February 2008