Mathematical and Physical Journal
for High Schools
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Problem P. 3836. (November 2005)

P. 3836. From a 5 m high hill a 6 kg sleigh slides down, and stops somewhere on the horizontal ground. Find the work done while the sleigh is pulled back from this position to the top of the hill.

(4 pont)

Deadline expired on December 12, 2005.


Statistics:

286 students sent a solution.
4 points:237 students.
3 points:3 students.
2 points:4 students.
1 point:41 students.
Unfair, not evaluated:1 solution.

Problems in Physics of KöMaL, November 2005