4. Two masses mi and m2 are connected to three springs of negligible mass having spring constants...
3. Consider the spring - mass system shown below, consisting of two masses mi and m2 sus- pended from springs with spring constants ki and k2, respectively. Assume that there is no damping in the system. a) Show that the displacements ai and r2 of the masses from their respective equilibrium positions satisfy the differential equations b) Use the above result to show that the spring-mass system satisfies the following fourth order differential equation and c) Find the general solution...
Here we consider the two masses m1 and m2 connected this time by springs of stiffnesses k1, k2 and k3 as shown in the figure below. The movement of each of the 2 masses relative to its position of static equilibrium is designated by x1(t) and x2(t). 1. Demonstrate that the differential equation whose unknown is the displacement x1(t) is written as follows: 2. Determine the second differential equation whose unknown is the displacement x2(t). 3. Determine the free oscillatory...
We consider here, the two masses m1 and m2 connected this time by springs of stiffnesses k1, k2 and k3 as shown in the figure below. We denote x1 (t) and x2 (t) as the movement of each of the 2 masses relative to its position of equilibrium static. 1) Prove that the differential equation whose unknown is the displacement is written in the following form: 2) Deduce the second differential equation whose unknown is the displacement 3) Determine the...
We consider here, the two masses m1 and m2 connected this time by springs of stiffnesses k1, k2 and k3 as shown in the figure below. We denote by x1(t) and x2(t) the movement of each of the 2 masses relative to its position of equilibrium static. 1. Prove that the differential equation whose unknown is the displacement x1(t) is written in the following form: (3 points) 2. Deduce the second differential equation whose unknown is the displacement x2(t) (3...
Differentiel equations We consider here, the two masses m1 and m2 connected this time by springs of stiffnesses k1, k2 and k3 as indicated in the figure below. We denote by x1 (t) and x2 (t) the movement of each of the 2 masses relative to its static equilibrium position. 1. Prove that the differential equation whose unknown is the displacement x1 (t) is written in the following form: 2. Deduce the second differential equation whose unknown is the displacement...
6. Consider two coupled oscillators of mass mi and m2 that are attached by springs and are unstretched when x,-12-0. The damping force viscous dampers. The springs is proportional to the speed of the displacement and acts in the direction opposite the motion, Fd--cv T1 k1 k2 m1 m2 C1 C2 C3 a) Find the equations of motion in and i2 b) Since the equations are coupled, write them in matrix form: ME+ CE+ K 0 6. Consider two coupled...
3. Consider the spring - mass system shown below, consisting of two masses mi and ma sus- pended from springs with spring constants ki and k, respectively. Assume that there is no damping in the system. a) Show that the displacements z1 and 2 of the masses from their respective equilibrium positions satisfy the differential equations b) Use the above resuit to show that the spring-mass system satisfies the following fourth order differential equation. and ) Find the general solution...
For a mass-spring system shown in the figure below. Write the dynamic equations in matrix form and find the natural frequencies for this system, eigen values, eigen vectors and mode shapes assuming: m1=1 kg, m2=4 kg, k1=k3=10 N/m, and k2=2 N/m. / ر2 دی) x1(0) x2(0) K3 K1 W K2 mi W4 m2 (-?
Problem 2: Consider two blocks of masses mi and m2 connected by a massless cable. The coefficient of kinetic friction between the mass m2 and the inclined surface is ud. The coordinates x and y measure the displacements of the two blocks such that x=y=0 when the system is at rest. Find a single differential equation of motion for the system in coordinate y. Ideal Pulley m2 d
Figure 4 shows a two-mass translational mechanical system. The applied force falt) acts on mass mi. Displacements z1 and 22 are absolute positions of masses mi and m2, respectively, measured relative to fixed coordinates (the static equilibrium positions with fa(t) = 0). An oil film with viscous friction coefficient b separates masses mi and m2. Draw the free body diagram and derive the mathematical model of the vibration system using the diagram. falt) Oil film, friction coefficient b K m2...