In: Mechanical Engineering
For a base motion system described by:
mx''+ cx'+ kx = cY?b cos ?bt + kY sin ?bt
with m = 100 kg, c = 50 N/m, Y = 0.03 m, and ?b = 3 rad/s, find largest value of the
stiffness k and that makes the transmissibility ratio less than 0.75.