Magyar Information Contest Journal Articles

# Problem P. 3808. (May 2005)

P. 3808. In a perfectly heat-insulated tank of solid walls there is nitrogen gas of a temperature of 300 K. The tank initially moves with a velocity of and then stops

a) suddenly.

b) in a certain time decelerating uniformly.

Does the temperature of the gas change, and if it does, how?

(5 pont)

Deadline expired on June 13, 2005.

### Statistics:

 34 students sent a solution. 5 points: Horváth 795 Andrea, Meszéna Balázs, Pásztor 001 Attila, Szurmai Csongor, Werner Miklós. 4 points: Gondán László, Horváth 777 Ildikó, Szabó 001 Áron. 3 points: 3 students. 2 points: 14 students. 1 point: 9 students.

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