+ -4a Q -3a Part (a) -2a + -a Q2 ဝ +a Three charged particles are placed on the x-axis, as shown above. Qဒ +2a + +3a +4a X Use these numbers: Q₁ = -40.0 nC, Q₂ = +15.0 nC, and Q3 = +25.0 nC. The value of a is 20.0 cm. Determine the magnitude of the net force acting on Q3.
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