Question

ABC is an equilateral triangle of Side length 10 cm.
B and e contains positive charge of 3microC
each and a positive charge of +2uc is place of
A. What magnitude and is what nature of
charge to be placed at the mid-bors
of BG so that the charge at A is in equilibrium
​

Answer 1

Explanation:

Hey There!

The answer is in the image.

Page 1 are uploaded.

First, we find the distance of the centroid from each vertex.

After that, we just consider the directions of all three forces, and determine resultant force by some simple geometry and vectorial thinking.

Hope it helps