Three charge `-q,+q` and `-q` are placed at the cornors of an equilateral triangle of side `a` The resultant electric froce an a charge `+q` placed at a the centroid `O` of the triangle is

Three charges +q, -q and +q are kept at the corners of an equilateral triangle of side d. Find the resultant electric force on a charge +q placed at the centroid O of the triangle.

Three charges, q each, are placed at the vertices of an equilateral triangle. What will be the resultant force on charges Q placed at the centroid of the triangle?

Three charges -q +q and +q are placed at the corner of the equilateral triangle of side a as shown in the figure.The net electric potential at the centroid of the triangle will be (k=(1)/(4 pi varepsilon_(0)))

Three charges are placed at the vertices of an equilateral triangle of side l. Each of the charges is q. Find out the force on a charge Q placed at the center of mass of the triangle.

Consider the charges q,q and -q placed at the vertices of an equilateral triangle of each side l. What is the force on each charge ?

Consider the charges q,q and -q placed at the vertices of an equilateral triangle of each side l. What is the force on each charge ?

Electric charge q, q and -2q are placed at the corners of an equilateral triangle ABC of side L. The magnitude of electric dipole moment of the system is