06.49: Three identical Hookian springs of
fn/6 dxv0d 5jvmvnls6v xt: ,w(p,rm( spring constant k are connected as shown to
tm d0jxl ,xvnd, f/v5prvsm:vwn6( 6 ( a mass M in equilibrium. The horizontal platform shown between the 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?