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P. 4497. The length of a glass tube, which is closed at one end is =100 cm. Holding it vertically with its closed end at its top, it is immersed into mercury to half of its height. What is the height of the mercury in the tube? The atmospheric pressure is H=75 Hgcm.

(3 points)

Deadline expired on 11 February 2013.

Google Translation (Sorry, the solution is published in Hungarian only.)

Megoldásvázlat. A cső aljától mérve 25 cm magasságig emelkedik fel a higany.

Statistics on problem P. 4497.
 108 students sent a solution. 3 points: 60 students. 2 points: 18 students. 1 point: 9 students. 0 point: 21 students.

• Problems in Physics of KöMaL, January 2013

•  Támogatóink: Morgan Stanley