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Q.1 (35 pts) Find the response of a single degree of freedom system with m=10kg, c=20N-5/m,...
Consider a single degree of freedom (SDOF) with mass-spring-damper system
Consider a single degree of freedom (SDOF) with mass-spring-damper system subjected to harmonic excitation having the following characteristics: Mass, m = 850 kg; stiffness, k = 80 kN/m; damping constant, c = 2000 N.s/m, forcing function amplitude, f0 = 5 N; forcing frequency, ωt = 30 rad/s. (a) Calculate the steady-state response of the system and state whether the system is underdamped, critically damped, or overdamped. (b) What happen to the steady-state response when the damping is increased to 18000 N.s/m? (Hint: Determine...
1.- Starting from the differential equation for a 1-degree of freedom system with mass M, damping...
1.- Starting from the differential equation for a 1-degree of freedom system with mass M, damping c and spring stiffness k: a.- Show that the particular solution for the equation with an applied force fo cos(ot), i.e., Mä+ci+kx=f, cos(or) can be expressed as x )= A cos(ot) + A, sin(or) and find the values of A, and A, that solve the differential equation in terms of M, c, k and fo. 5 points. b. Use the result from part a...
Problem 2 (25 points): Consider an undamped single-degree-of-freedom system with k = 10 N/m, 41 =...
Problem 2 (25 points): Consider an undamped single-degree-of-freedom system with k = 10 N/m, 41 = 10 N 92 = 8N, and m = 10 kg subjected to the harmonic force f(t) = qı sin(vt) + 92 cos(vt), v = 1 rad/ sec. Assume zero initial conditions (0) = 0 and c(0) = 0. Derive and plot the analytical solution of the displacement of the system. mm m = f(t) WWWWWWWW No friction Problem 2 Problem 3 (30 points): Using...
path Wordsso QUESTION 7 A single degree of freedom system is excited by a harmonic force...
path Wordsso QUESTION 7 A single degree of freedom system is excited by a harmonic force with amplitude 167 N at the frequency ratio 0.9. The amplitude of response is measured as 0.05 m. If the equivalent stiffness of the system is 12 kN/m, calculate the damping ratio of this system. Give your answer with 3 digits after the decimal point. Click Save and submit to save and submit. Click Save answers to save all answers e 9 0 *...
Can I get help with this 2. (20 points) The damped single degree-of-freedom mass-spring system shown...
Can
I get help with this
2. (20 points) The damped single degree-of-freedom mass-spring system shown below has a mass m- 20 kg and a spring stiffness coefficient k 2400 N/m. a) Determine the damping coefficient of the system, if it is given that the mass exhibits a response with an amplitude of 0.02 m when the support is harmonically excited at the natural frequency of the system with an amplitude Yo-0.007 m b) Determine the amplitude of the dynamic...
An automobile is considered as a system consisting of a mass-spring of single degree of freedom...
An automobile is considered as a system consisting of a
mass-spring of single degree of freedom and dampener that makes
vibration movement in the vertical direction. The car is driven on
a road that its surface is sinusoidally changing as shown in the
figure. The distance between the highest point and the lowest point
on the road surface is 0.2 m, and the distance between two
consecutive peaks along the road is 35 m. If the natural frequency
of the...
Consider the following single degree of freedom mass-spring damper system with m=1 kg, c=3 N.s/m, and...
Consider the following single degree of freedom mass-spring damper system with m=1 kg, c=3 N.s/m, and k=2N/m. The system is at rest when a force 5e-3t is applied. By using the concept of the Lagrange Transform (using partial fractions), obtain the response, x(t) of the system.
Find the total response of a single-DOF system with m = 10 kg, c = 20...
Find the total response of a single-DOF system with m
= 10 kg, c = 20 N-s/m, k = 4000 N/m, xo =
0.01m and v0 = 0 when an external force F(t) = 400cos(5t) acts on
the system.
Assignment 2 1. Find the total response of a single-DOF system with m = 10 kg, c = 20 N-s/m, k = 4000 N/m, x, = 0.01m and Vo=0 when an external force F(t) = 400cos(51) acts on the system
Given an underdamped single-degree-of-freedom system with m 10 kg. c = 20 Ns/m. k = 4000...
Given an underdamped single-degree-of-freedom system with m 10 kg. c = 20 Ns/m. k = 4000 N/m. Assuming zero initial conditions Xo-Xo-0. response of the system to a unit step function f(t) - 1. itcx +Kx) steady-state value of the unit step response.
Consider the single degree-of-freedom (DOF) dynamic system whose EOM is shown below: a. Find the natural...
Consider the single degree-of-freedom (DOF) dynamic system whose EOM is shown below: a. Find the natural frequency, damping ratio, and stiffness. b. Find the complete response when the initial conditions are y(0) 0, (0)-1 c. Compare the answers from mathematical software (eg. Matlab or Mathematica). Plot the responses from 0 to 10 seconds (both displacement and velocity) with the software. Append the software codes.
1.- Starting from the differential equation for a 1-degree of freedom system with mass M, damping c and spring stiffness k: a.- Show that the particular solution for the equation with an applied force fo cos(ot), i.e., Mä+ci+kx=f, cos(or) can be expressed as x )= A cos(ot) + A, sin(or) and find the values of A, and A, that solve the differential equation in terms of M, c, k and fo. 5 points. b. Use the result from part a...
Problem 2 (25 points): Consider an undamped single-degree-of-freedom system with k = 10 N/m, 41 = 10 N 92 = 8N, and m = 10 kg subjected to the harmonic force f(t) = qı sin(vt) + 92 cos(vt), v = 1 rad/ sec. Assume zero initial conditions (0) = 0 and c(0) = 0. Derive and plot the analytical solution of the displacement of the system. mm m = f(t) WWWWWWWW No friction Problem 2 Problem 3 (30 points): Using...
path Wordsso QUESTION 7 A single degree of freedom system is excited by a harmonic force with amplitude 167 N at the frequency ratio 0.9. The amplitude of response is measured as 0.05 m. If the equivalent stiffness of the system is 12 kN/m, calculate the damping ratio of this system. Give your answer with 3 digits after the decimal point. Click Save and submit to save and submit. Click Save answers to save all answers e 9 0 *...
Can
I get help with this
2. (20 points) The damped single degree-of-freedom mass-spring system shown below has a mass m- 20 kg and a spring stiffness coefficient k 2400 N/m. a) Determine the damping coefficient of the system, if it is given that the mass exhibits a response with an amplitude of 0.02 m when the support is harmonically excited at the natural frequency of the system with an amplitude Yo-0.007 m b) Determine the amplitude of the dynamic...
An automobile is considered as a system consisting of a
mass-spring of single degree of freedom and dampener that makes
vibration movement in the vertical direction. The car is driven on
a road that its surface is sinusoidally changing as shown in the
figure. The distance between the highest point and the lowest point
on the road surface is 0.2 m, and the distance between two
consecutive peaks along the road is 35 m. If the natural frequency
of the...
Find the total response of a single-DOF system with m
= 10 kg, c = 20 N-s/m, k = 4000 N/m, xo =
0.01m and v0 = 0 when an external force F(t) = 400cos(5t) acts on
the system.
Assignment 2 1. Find the total response of a single-DOF system with m = 10 kg, c = 20 N-s/m, k = 4000 N/m, x, = 0.01m and Vo=0 when an external force F(t) = 400cos(51) acts on the system
Given an underdamped single-degree-of-freedom system with m 10 kg. c = 20 Ns/m. k = 4000 N/m. Assuming zero initial conditions Xo-Xo-0. response of the system to a unit step function f(t) - 1. itcx +Kx) steady-state value of the unit step response.
Consider the single degree-of-freedom (DOF) dynamic system whose EOM is shown below: a. Find the natural frequency, damping ratio, and stiffness. b. Find the complete response when the initial conditions are y(0) 0, (0)-1 c. Compare the answers from mathematical software (eg. Matlab or Mathematica). Plot the responses from 0 to 10 seconds (both displacement and velocity) with the software. Append the software codes.
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