Three charges q q and
- three charges q q and 2q
- three charges q q and q are placed at the vertices
- three charges q and qnot are placed
- three charges q q and q are placed in a straight line
- three charges q q and q
- three charges q q and q are placed at the vertices of an equilateral triangle
- three charges q q and 4q
- three charges q q and q are placed at the vertices of an isosceles triangle
- three charges q q and 2q are placed at the vertices of an equilateral
