damped forced mass-spring system with m 2, and k 26, under the 2 Consider a influence...
Consider a damped forced mass-spring system with m = 1, γ = 2, and k = 26, under the influence of an external force F(t) = 82 cos(4t). a) (8 points) Find the position u(t) of the mass at any time t, if u(0) = 6 and u 0 (0) = 0. b) (4 points) Find the transient solution uc(t) and the steady state solution U(t). How would you characterize these two solutions in terms of their behavior in time?...
Consider a damped forced mass-spring system with m = 1, γ = 2, and k = 26 under the influence of an external force F(t) = 82 cos(ωt). We can prove that the amplitude of this motion is given by R(ω) = p F0 m2 (ω0 2 − ω2 ) 2 + γ 2ω2 = 82 √ ω4 − 48ω2 + 76 For what value of ω will the maximum amplitude occur? When resonance will occur and how would you...
solve d ,e , f, g ® Consider a damped unforced mass-spring system with m 1, γ 2, and k 26. a) (2 points) Find if this system is critically damped, underdamped, or overdamped. b) (4 points) Find the position u(t) of the mass at any time t if u(0)-6 and (0) 0. c) (4 points) Find the amplitude R and the phase angle δ for this motion and express u(t) in the form: u(t)-Rcos(wt -)e d) (2 points) Sketch...
6. A mass of 2 kilogram is attached to a spring whose constant is 4 N/m, and the entire system is then submerged in a liquid that inparts a damping force equal to 4 tines the instantansous velocity. At t = 0 the mass is released from the equilibrium position with no initial velocity. An external force t)4t-3) is applied. (a) Write (t), the external force, as a piecewise function and sketch its graph b) Write the initial-value problem (c)Solve...
3. Consider a system consisting of a Ikg mass connected to a spring with spring co -ION/. and a friction coefficient of 6N/m, subject to an external force of 15 cos 22 newtons). (a) (5 points) Write down the general solution to this system. myll thy't ny=0 "y"+by't loy=0 F(+)= Iscoszt m 2 tlom +10 - (0) (3 points) Label the steady state response and the transient part of the son above (0) (3 points) is the 3 points) Is...
Differntial Equations Forced Spring Motion 1. A 1 kg mass is attached to a spring of spring constant k = 4kg/82, The spring-mass system is attached to a machine that supplies an external driving force of f(t) = 4 cos(wt). The systern is started from equilibrium i.e. 2(0) = 0 and z'(0) = 0. There is no damping. (a) Find the position x(t) of the mass as a function of time (b) write your answer in the form r(t)-1 sin(6t)...
A spring-mass system has a spring constant of 3 N/m. A mass of 2 kg is attached to the spring, and the motion takes place in a viscous fluid that offers a resistance numerically equal to the magnitude of the instantaneous velocity. If the system is driven by an external force of (27 cos 3t − 18 sin 3t) N, determine the steady state response. Express your answer in the form R cos(ωt − δ). (Let u(t) be the displacement...
For the given values of m, c, k and f(t), assume the forced vibration in a spring-mass dashpot system is initially at equilibrum. For t>0, find the motion x(t) and identify the steady periodic and transient parts m=2, c=2, k=1, f(t)= 5cos(t)
The displacement of an object in a spring-mass system in free damped oscillation is 4y'' +40y' + 164y = 0 - 15e cos(4t 0.57) and has solution 1 if the motion is under-damped. If we apply an impulse of the form f(t) = ad(t - T) then the differential equation becomes 4y'' +40y' + 164y = ad(t - T) and has solution y = - 15e cos(4t - 0.57) au(t - T)w(t - r) where w(t) L 482 40s 164...
3.5: Non-homogeneous equations 10. A mass is attached to a spring and damper. We have m = 3, c = 30, k = 63. We also have an initial position z(0) = 2, v(0) = 2. Suppose further that an external force of cos(26) acts on this box. Find the particular solution X(t). Is the system over, under, or critically damped?