06.49: Three identical Hookian springs of spring
oo+l88m 5l.l xopgk9e l,xnt0 constant k are connected as shown to a mass M in equilibrium. The horizontal platform shown between
nkx tl,olgleolm.98 p85 0 o+xthe springs and the springs themselves have no mass. If the mass M is slightly displaced vertically, the mass exhibits simple harmonic oscillation. Assume that the horizontal platform does not rotate during the oscillations.What is the period of the oscillation?