Three identical charges each of 2µc are placed at the vertices of a triangle ABC as shown in the figure. If AB + AC = 12 cm and AB . AC = `32cm^2` , the potential energy of the charge at A is .....
Options:
(a) 1.53 J
(b) 5.31 J
(c) 1.35 J
(d) 3.15 J