KöMaL - Középiskolai Matematikai és Fizikai Lapok
Sign In
Sign Up


Problem P. 4215. (January 2010)

P. 4215. A body is attached to a vertically hung soft spring. The body is released and the time during which the body reaches the lowest point of its path is measured. How many times does this time more than the time while an object, which falls freely without any initial speed, covers the same distance?

(4 pont)

Deadline expired on 10 February 2010.

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

Megoldás. \(\displaystyle t_1/t_2=\pi/2\approx1,571\).


143 students sent a solution.
4 points:92 students.
3 points:17 students.
2 points:25 students.
1 point:5 students.
0 point:2 students.
Unfair, not evaluated:2 solutions.

Our web pages are supported by:   Ericsson   Cognex   Emberi Erőforrás Támogatáskezelő   Emberi Erőforrások Minisztériuma   Nemzeti Tehetség Program    
MTA Energiatudományi Kutatóközpont   MTA Wigner Fizikai Kutatóközpont     Nemzeti
Kulturális Alap   ELTE   Morgan Stanley