Consider the spring assemblage shown in the figure above. Use the direct stiffness method. Suppose that F = 400 N. Determine the nodal displacements. (Enter your answers to three significant figures.) U₁ = U₂ = Uz = f(1) 2x Determine the forces in element 1. (Enter your answers to three significant figures.) ƒ(¹) N = ƒ(²) 3x m m = m Determine the forces in element 2. (Enter your answers to three significant figures.) ƒ(²) N N N Determine the reaction force at node 1. (Enter your answer to three significant figures.) F1x = N

In mechanical engineering, vibration is expressed as the term that occurs due to an object's backward and forward movement about a point of equilibrium. Generally, there are three types of vibrations which are,