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At one instant, point P is 7.30 to the left of a proton that is moving at 3.10 km/s in vacuum. The point and velocity vector lie in the plane of the page. What is the direction of the unit vector in the Biot-Savart Law equation? Group

Respuesta :

Answer:

the unit vector points from the point charge toward where the field is measured(from proton to point P)

Explanation:

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