Problem P. 4564. (October 2013)

P. 4564. It is known that the atmospheric pressure at a height of 5.5 km is half, and at a height of 11 km is one-quarterth of the pressure measured at see-level (10⁵ Pa). What is the density of the air at the top of a 3000 metre tall hill, at a temperature of -20 ^oC?

(4 pont)

Deadline expired on November 11, 2013.

Sorry, the solution is available only in Hungarian. Google translation

Megoldásvázlat. 0,95 kg/\(\displaystyle {\rm m}^3\).

Statistics:

125 students sent a solution.
4 points:	55 students.
3 points:	17 students.
2 points:	28 students.
1 point:	23 students.
0 point:	2 students.

Problems in Physics of KöMaL, October 2013