At what angle between a point charge’s velocity vector and the line connecting the…

PHYSICS · Single correct · AP · Physics 2: Algebra-based · Magnetism and Electromagnetism · Magnetism and Electromagnetism

Problem

At what angle between a point charge’s velocity vector and the line connecting the charge to an observation point is the magnitude of the magnetic field at the observation point greatest? (a) 45∘45^{\circ} (b) 0∘0^{\circ} (c) 90∘90^{\circ} (d) 180∘180^{\circ}

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