A charge q=60μC passing through the origin and moving with a velocity vector in the Cartesian plane X-Y with a direction of 30° (with respect to the x-axis); produces a field in the position r =(2i+3j )m. If the magnetic field in the mentioned position is B=4 pT k, the magnitude of the vector velocity in m/s is:
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A charge q=60μC passing through the origin and moving with a velocity vector in the Cartesian plane...
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