Mathematical and Physical Journal
for High Schools
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Problem P. 4112. (November 2008)

P. 4112. A particle of charge Q and of negligible initial speed is accelerated through a potential difference of U. The particle reaches a region of uniform magnetic field of induction B, where it undergoes circular motion. What is the magnetic momentum of the ``circular current''?

(4 pont)

Deadline expired on December 11, 2008.


Statistics:

69 students sent a solution.
4 points:51 students.
3 points:12 students.
2 points:4 students.
1 point:1 student.
0 point:1 student.

Problems in Physics of KöMaL, November 2008