Given point charge Qa = 30 µC at point A = bx² a; + 7yay + z az, and line load pi %3D 12x µC/m along the line 0 < x < 5 m. Determine, a) Electric potential at the point P(1, 1, 3); b) The effort needed to move the Qa=30 µC charge from point A = bx² ax + 7y'ay + z a: to point P(1, 1, 3).
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