P. 4190. A cube shaped room of sides 4 m is heated by a stove of power 6 kW. The outside temperature is -10 oC. To what temperature will the room be heated if the coefficient of heat transfer is 2.1 ?
Deadline expired on 10 November 2009.
Google Translation (Sorry, the solution is published in Hungarian only.)
Megoldás. Kb. &tex;\displaystyle +20\,^\circ&xet;C-ra melegszik fel a helyiség.
Statistics on problem P. 4190. 165 students sent a solution.
4 points:151 students.
3 points:8 students.
2 points:1 student.
1 point:1 student.
Unfair, not evaluated:4 solutions.