06.49: Three identical Hookia
p s;r1+ i-md cyjus,.be- wp2kn springs of spring constant k are connected as shown to 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
eps2yus- .wd;,i jm c1- +kbrp that the horizontal platform does not rotate during the oscillations.What is the period of the oscillation?