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Grade 12Electrostatics

two point charges + q and -2 Q are placed at the vertices B and C of an equilateral triangle ABC of side a is given in the figure obtain the expression for the magnitude and the direction of the resultant electric field at the vertex a due to these two charges

Anjali

8 Years agoGrade 12

1 Answer

Adarsh

8 Years ago

electric field due to -2q charge = -2kq/l² where l = length of sides of equilateral triangle.

electric field due to +q charge = kq/l²

i hope that you know the direction of electric field . now net resultant electric field= √3.kq/l²-kq/l².

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