The gravitational potential energy of interaction of a system of six identical particles, each of mass m placed at the vertices of a regular hexagon of side .a. is [PE = 0 at infinite separation]

The gravitational potential energy of interaction of a system of six i

1.	The gravitational potential energy of interaction of a system of six identical particles, each of mass m placed at the vertices of a regular hexagon of side .a. is [PE = 0 at infinite separation]
Answer» `-(Gm^(2))/(a) (1 + (1)/(SQRT(3)) + (1)/(4))` `(-3Gm^(2))/(a) (1 + (1)/(sqrt(3)) + (1)/(4))` `(-6GM^(2))/(a) (1 + (1)/(sqrt(3)) + (1)/(4))` `(-2GM^(2))/(a) (1 + (1)/(sqrt(3)) + (1)/(4))` Answer :C