A 115-Kg Beaker (Including Its Contents)is Placed on a Vertical Spring

Short Answer

A 1.15-kg beaker (including its contents)is placed on a vertical spring scale.When the system is sent into vertical vibrations,it obeys the equation y = (2.3 cm)cos(17.4 s^-1 t).What is the spring constant of the spring scale,assuming it to be ideal?