06.49: Three identical Hookian springs of spring constant k are
j) ksjq 1-dp vdw:0q)rkg4 zx2 connected as shown to a mass M in equilibrium. The horizontal platform shown between the springs and the springs th
q0srjp k 4g)d zd1-2wxj )q:vkemselves 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?