0.642 sin (21) 483. Consider the following two systems, and in each case determine if a...
Mechanical vibration subject
3. a. Consider the system of Figure 3. If C1 = C2 = C3 = 0, develops the equation of motion and predict the mass and stiffness matrices. Note that setting k3 = 0 in your solution should result in the stiffness matrix given by [ky + kz -k2 kz b. constructs the characteristics equation from Question 3(a) for the case m1 = 9 kg, m2 = 1 kg, k1 = 24 N/m, k2 = 3 N/m,...
MEMB343 MECHANICAL VIBRATIONS ASSIGNMENT l. For the system shown in Figure 1, where mi=5 kg, m,-10 kg, ki=1000 N/m, k2-500 N/m, k, 2000 N/m, fi-100sin(15t) N and f-0, use modal analysis to determine the amplitudes of masses m, and m2. The equations of motion are given as sin(15t), wth natura frequencies 5 01[i, 0 10 500-500x, 500 2500jx, x,[100 ω,-14.14 rad's and a, = 18.71 rad/s, and mode shapes, Φ',, and Φ' k, Im Figure 1
MEMB343 MECHANICAL VIBRATIONS ASSIGNMENT...
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...
Please provide any MATLAB code you used for plotting.
1 1 2 m2 1. Consider the system above. Derive the equation of motion and calculate the mass and stiffness matrices. a) Calculate the characteristic equation forthe case m 9 kg m 1 kg k 24 N/m k2 3 N/mk3- 3 N/m and solve for the system's natural frequencies. b.) Calculate the eigenvectors u1 and u2 c.) Calculate xi(t) and x2(t), given x2(0)-1 mm, and xi(0) - vz(0) -vi(0) 0 d.)...
m1 m2 Figure 1: 2dof 1. Consider the system above. Derive the equation of motion and calculate the mass and stiffness matrices Note that setting k30 in your solution should result in the stiffness matrix given by Eq. (4.9). a. Calculate the characteristic equation from problem 4.1 for the case m1-9 kg m2-1 kg ki-24 N/m 2 3 N/m k 3 N/m and solve for the system's natural frequencies. b. Calculate the eigenvectors u1 and u2. c. Calculate 띠(t) and...
SYSTEMS
Please be detailed.
fex) = sin son crox) Problem 1: (25pts) Linearization Consider a mass held by a nonlinear spring shown below. The equation of motion is given by f'(x) 3 Sin (20x) COS(20x) 20 + sinº (20) = 9, where is the stretch in the spring in meters, k is the nonlinear spring constant, m is the mass of the block, and g is the gravitational acceleration. Note that the argument of sin is in radians. This equation...
Consider a periodic signal x[n] = sin(0.1πn) + 13sin(0.3πn) + 15sin(0.5πn). For each of the following systems, determine if the system imparts (i) no distortion, (ii) magnitude distortion, and/or (iii) phase (or delay) distortion. In each case, graph the input and the steady state response for 0 ≤ n ≤ 60. (a) H(z) = 1/9(1 + 2z^(−1) + 3z^(−2) + 2z^(−3) + z^(−4)). (b) h[n] = {1(n=0),−1.1756,1} (c) H(z) = {1+1.778z^(−2)+3.1605z^(−4) }/{1+0.5625z^(−2)+0.3164z^(−4)}
Test Consider a two-degrees-of-freedom system shown below. ド. PN What is the amplitude of vibration (particular solution only) of mass 2 (at the input frequency)? The answer must be positive. Keep 3 significant figures, and omit units. Use m1 2 kg m2 4 kg k1 147 N/m k2 146 N/m K3 192 N/m F1 # 411 cos(0.50 N Note that the system is not damped. The homogeneous response does not decay to zero. The masses vibrates at three different frequencies...
Problem 2. Eigenvalue and Eigenvector Consider the mass-spring system in Fig. P13.5. The frequencies for the mass vibrations can be determined by solving for the eigenvalues and by applying Mi + kx = 0, which yields m 0 07/31 (2k -k -k X1 (0 0 m2 0 {2}+{-k 2k -kX{X2} = {0} LO 0 m3] 1 iz) 1-k -k 2kJ (x3) lo Applying the guess x = xoeiat as a solution, we get the fol- lowing matrix: 52k - m102...
need help all those questions.
10. Solve the following systems of linear differential equations: 11. Determine the Laplace transform of each of the following functions: (a) fe)-2t+1, 0StcI , 21 (b) f(t) te (c) f(t) = cos t cos 2t (Hint: Examine cos(a ± b).) Determine the inverse Laplace transform of each function: 12. (a) F(s) = 52 +9 is Demin 13. Determine L{kt cos kt + sin kt). 0, t< a 14. Determine L(cos 2t)U(t-r), where U(t-a)={ 15. Use...