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electric field and potential of point like charges.

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Two equal, positive charges, q = 2.0 micro Coulomb ; are located on the x-axis- one at +0.3m and the other at -0.3m. A third charge Q = +4.0 micro Coulomb is located on the y-axis at +0.4m

1) Find the magnitude & direction of the resultant (net) force on Q.

2) Find the electric field and potential at the point (0.0, -0.4m)

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Two equal, positive charges, q = 2.0  are located on the x-axis- one at +0.3m and the other at -0.3m. A third charge Q = +4.0 C is located on the y-axis at +0.4m

1) Find the magnitude & direction of the resultant (net) force on Q.

2) Find the electric field and potential at the ...

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