Magyar Information Contest Journal Articles

# Problem P. 3819. (September 2005)

P. 3819. The density of a uniform rod with cross-section A is , its specific heat capacity is c and the coefficient of its linear expansion is . Calculate the amount of heat that should be added in order to increase the length of the rod by l.

(3 pont)

Deadline expired on 11 October 2005.

### Statistics:

 271 students sent a solution. 3 points: 226 students. 2 points: 23 students. 1 point: 9 students. 0 point: 4 students. Unfair, not evaluated: 9 solutions.

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