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pallavi pradeep bhardwaj Grade: 12
        

Two equal charges are saperated by a distance d A third charge place on a perpendicular bisector at x distance will experience maximum coloumb force when

7 years ago

Answers : (1)

Badiuddin askIITians.ismu Expert
147 Points
										

Dear pallavi


 


6840-1397_7662_untitled.JPG


F= k qQ/x2


   horizontal component of this force will cancel each other and verticle component will be added


net force F'=2Fcosθ


                cosθ = (x2-d2/4)1/2/x


  so F' = 2kqQ(x2-d2/4)1/2/x3


           for maximum force differential and put equal to zero


x= √3 d/4


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Badiuddin

7 years ago
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