PHYSICS · Subjective · AP · Physics 2: Algebra-based · Magnetism and Electromagnetism · Magnetism and Electromagnetism
Problem
Points A and B are located 2.0 cm and 8.0 cm, respectively, from the axis of the same long straight wire that carries a current of 5.0 A. Without detailed calculation, indicate which point experiences the larger magnetic field magnitude and by what factor it differs from the other point. Briefly justify your answer.