Mathematical and Physical Journal
for High Schools
Issued by the MATFUND Foundation
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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