Mathematical and Physical Journal
for High Schools
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Problem P. 3963. (March 2007)

P. 3963. Find the mass of the object which is to be raised to a height of 1 metre such that the change in its energy is the same as the absorbed energy when 1 litre of water is heated by 1\,^\circ\rm C.

(3 pont)

Deadline expired on April 11, 2007.


179 students sent a solution.
3 points:146 students.
1 point:14 students.
0 point:1 student.
Unfair, not evaluated:18 solutionss.

Problems in Physics of KöMaL, March 2007