Problem P. 3984. (May 2007)
P. 3984. Estimate how much does the height of the mercury column change in Torricelli's experiment
a) if the device is brought from the room of tempereture to the balcony where the temperature is ;
b) if the device is kept in the room but some drops of water is inserted into the tube.
(In his famous experiment Torricelli created a metre long tube sealed at the top end, filled it with mercury, and set it vertically into a basin of mercury. The column of mercury fell to about 76 cm.)
Deadline expired on June 11, 2007.
57 students sent a solution. 4 points: Béni Kornél, Berta Katalin, Bodosi Eszter, Csató Bertalan, Englert Dávid, Fábik Zoltán, Fehér András, Földes Imre, Győry Erika, Kovács 513 Máté, Kovács 888 Gábor, Krämer Zsolt, Lénárt Tamás, Pálovics Róbert, Para Attila, Paripás Viktor, Szűcs Gergely, Takács 484 Marcell, Tolner Ferenc, Török Balázs, Vida György. 3 points: Balassa Péter, Csányi Gergely, Cseppentő Lajos, Csige Péter, Domsa Daniella, Fekete 925 István, Hartstein Máté, Hegyi Ádám, Köffer Ákos, Pásztor Bálint, Rárósi Dávid, Tamási Alexandra, Vécsi Áron. 2 points: 15 students. 1 point: 2 students. 0 point: 1 student. Unfair, not evaluated: 5 solutions.