Question

3 points charge all of 2micro colomb are lo- cated at the centre of at equilateral trangle of circle I m. find the forces on a charge of 2 micro colomb places at the centroid
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Answer 1

Answer:

root f

Explanation:

As all the three charges have same magnitude they will exert same force on each other. The equivalent force on a charge due to other two charges will be,

F

eq

=

F

2

+F

2

+2FFcos60

=F

2