1. The problem statement, all variables and given/known data http://img236.imageshack.us/img236/5369/physxn6.png [Broken] 2. Relevant equations F = IL x B F = QV x B 3. The attempt at a solution Since I know I, L, Q, and V, I tried to work those into the two force equations... but I got no where. They dont give me B.