Problem P. 4135. (February 2009)

P. 4135. Why does the second hand of a clock have a ``tail''?

(3 pont)

Deadline expired on March 11, 2009.

Statistics:

98 students sent a solution.
3 points:	94 students.
0 point:	2 students.
Unfair, not evaluated:	2 solutionss.

Problems in Physics of KöMaL, February 2009