[" The following figure shows a particle of mass,"],[m" ,attached with four identical springs,eass,"],[" of length "l" .Initial tension in each spring is "],[F_(0)" .The period of small oscillations of the "],[" particle along a line perpendicular to the plane "],[" parthe figure is (neglect gravity) "],[[" Particle ",sqrt((ml)/(F_(0)))(B)2 pi sqrt((ml)/(F_(0)))],[" (C) "2 pi,sqrt((ml)/(2F_(0)))(D)pi sqrt((ml)/(4F_(0)))]]