Mathematical and Physical Journal
for High Schools
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Problem P. 4561. (October 2013)

P. 4561. The accuracy of the measurement of the mass of a steel bearing ball is 1% and that of its diameter is 3%. Using these data what accuracy can be deduced for the density of the steel, from which the ball is made?

(3 pont)

Deadline expired on November 11, 2013.

Sorry, the solution is available only in Hungarian. Google translation

Megoldásvázlat. 10 százalék pontossággal.


132 students sent a solution.
3 points:83 students.
2 points:15 students.
1 point:31 students.
0 point:3 students.

Problems in Physics of KöMaL, October 2013