(II) A single point charge q is moving with velocity v.
Chapter , Problem 38(choose chapter or problem)
(II) A single point charge q is moving with velocity v. Usethe Biot-Savart law to show that the magnetic field B itproduces at a point P, whose position vector relative to thecharge is r (Fig. 28-46), is given byix0 qv X rB =4tt(Assume v is much less than thespeed of light.)
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