Problem M. 320. (January 2012)
M. 320. Drill (or in any other way make) a small hole to the bottom of a 1.5 litre plastic bottle, and fill the bottle with water to a height of H. Measure how the time T during which the water flows out of the water depends on the diameter of the hole and on the height of the water H. According to theoretical reasons T is proportional to some power of H. According to the measured data what is this exponent?
Deadline expired on February 10, 2012.