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.
Deadline expired on 11 October 2005.
|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.|