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A point charge q(A)=+100 mu c is placed ...

A point charge `q_(A)=+100 mu c` is placed at point A (1, 0, 2) m and another point charge `q_(B)=+200 mu c` is placed at point B (4, 4, 2) m. Find :
(i) Magnitude of electrostatic interaction force acting between them
(ii) Find `vec(F)_(A)` (force on A due to B) and `vec(F)_(B)` (force on due to A) in vector form

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