Exercise:
DuSieZeichneZeichnen Sie in den folgen Situationen a bis f jeweils die Richtung der auf den Strom bzw. das geladene Teilchen Proton p bzw. Elektron e wirken magnetischen Kraft ein. multicolsprvnprv abclist abc adjustboxvt tikzpicturelatex foreach i in ... foreach j in ... nodedarkgreen at ij Huge odot; nodedarkgreen at . . vec B; drawdarkred very thick yshiftmm nodeabove rightI -- ++.-.; draw- darkred very thick yshiftmm -- ++-..; tikzpicture abc adjustboxvt tikzpicturelatex foreach i in ... foreach j in ... nodedarkgreen at ij Huge otimes; nodedarkgreen at . . vec B; draw- darkred very thick xshiftmm nodebelow rightI -- ++..; drawdarkred very thick xshiftmm -- ++-.-.; tikzpicture abc adjustboxvt tikzpicturelatex foreach i in ... draw- very thick darkgreen i -- ++-; nodedarkgreen at . vec B; draw- very thick darkred -.-. -- nodebelowI ++; tikzpicture abc adjustboxvt tikzpicturelatex foreach i in ... foreach j in ... nodedarkgreen at ij Huge otimes; nodedarkgreen at . . vec B; filldarkred .. coordinate A circle pt noderightp; draw-darkred A -- ++; tikzpicture abc adjustboxvt tikzpicturelatex foreach i in ... draw- very thick darkgreen i -- ++-; nodedarkgreen at . vec B; filldarkred .-. coordinate A circle pt noderight; draw-darkred A -- ++; tikzpicture abc adjustboxvt tikzpicturelatex foreach i in ... draw- very thick darkgreen i -- ++-; nodedarkgreen at . vec B; filldarkred .-. coordinate A circle pt nodeleftp; draw-darkred A -- ++; tikzpicture abclist multicols

Solution:
multicolsprvnprv abclist abc adjustboxvt tikzpicturelatex foreach i in ... foreach j in ... nodedarkgreen at ij Huge odot; nodedarkgreen at . . vec B; drawdarkred very thick yshiftmm nodeabove rightI -- ++.-.; draw- darkred very thick yshiftmm -- ++-..; pathyshiftmm -- ++ -.. coordinate F; draw- Blue very thick F -- ++:. nodeleftvec F ; tikzpicture abc adjustboxvt tikzpicturelatex foreach i in ... foreach j in ... nodedarkgreen at ij Huge otimes; nodedarkgreen at . . vec B; draw- darkred very thick xshiftmm nodebelow rightI -- ++..; drawdarkred very thick xshiftmm -- ++-.-.; pathxshiftmm -- ++.. coordinate F; draw- Blue very thick F -- ++:. noderightvec F ; tikzpicture abc adjustboxvt tikzpicturelatex foreach i in ... draw- very thick darkgreen i -- ++-; nodedarkgreen at . vec B; draw- very thick darkred -.-. -- nodebelowI ++; path -.-. -- ++. coordinate F; nodeBlue at F Hugeotimes; nodeabove Blue yshiftmm at F vec F; tikzpicture abc adjustboxvt tikzpicturelatex foreach i in ... foreach j in ... nodedarkgreen at ij Huge otimes; nodedarkgreen at . . vec B; filldarkred .. coordinate A circle pt noderightp; draw-darkred A -- ++; draw- Blue A -- ++-. nodeabovevec F; tikzpicture abc adjustboxvt tikzpicturelatex foreach i in ... draw- very thick darkgreen i -- ++-; nodedarkgreen at . vec B; filldarkred .-. coordinate A circle pt noderighte^-; draw-darkred A -- ++; tikzpicture abc adjustboxvt tikzpicturelatex foreach i in ... draw- very thick darkgreen i -- ++-; nodedarkgreen at . vec B; filldarkred .-. coordinate A circle pt nodeleftp; draw-darkred A -- ++; nodeBlue at A Hugeodot; nodeBlue yshiftmm above at A vec F; tikzpicture abclist multicols