Mathematical and Physical Journal
for High Schools
Issued by the MATFUND Foundation
Already signed up?
New to KöMaL?
I want the old design back!!! :-)

Problem P. 4651. (September 2014)

P. 4651. A wedge is driven into a log. The angle at the thin end of the wedge is \(\displaystyle 24^\circ\). What is the least value of the coefficient of static friction between the wedge end the wooden log, if the wedge gets stuck in the log?

(4 pont)

Deadline expired on October 10, 2014.


Statistics:

79 students sent a solution.
4 points:63 students.
3 points:9 students.
2 points:6 students.
1 point:1 student.

Problems in Physics of KöMaL, September 2014