Engineering Mechanics - DynamicsChapter 22Problem 22-1When a load of weight W1 is suspended from a spring, the spring is stretched a distance d. Determinethe natural frequency and the period of vibration for a load of weight W2attached to the same spring.Given:W120 lb=W210 lb=d4in=Solution:kW1d=k60.00lbft=ωnkW2g=n13.89rads=τ2πn=0.45 s=fn2=f2.211s=Problem 22-2A spring has stiffness k. If a block of mass Mis attached to the spring, pushed a distance dabove its equilibrium position, and released from rest, determine the equation which describes the
This is the end of the preview. Sign up
access the rest of the document.
This note was uploaded on 08/16/2011 for the course EGN 3321 taught by Professor Christianfeldt during the Spring '08 term at University of Central Florida.