06.49: Three identica
bjhu2;c k6 b*+xs) qoal Hookian springs of spring constant k are connected as shown to a mass M in equilibrium. The horizontal platform shown between the springs and the spring
6qsbhbx+cja ku)*;2 os 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?