3. A spring-mass system has mass m, spring constant k, and hence natural frequency ω0 = (k/m)^1/2...
3. A spring-mass system has mass m, spring constant k, and hence natural frequency ω0 = (k/m)^1/2 . The damping constant can take any value. Show that the smallest half-life you can get without the spring becoming overdamped is (ln2 / ω0) .
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3. A spring-mass system has mass m, spring constant k, and hence natural frequency ω0 = (k/m)^1/2...
A harmonic oscillator with mass m , natural angular frequency ω0 , and damping constant r...
A harmonic oscillator with mass m , natural angular frequency ω0 , and damping constant r is driven by an external force F(t) = F0cos(ωt). Show that if ω = ω0, then the instantaneous power supplied by the driving force is exactly absorbed by the damping force.
13. A damped mass-spring system with mass m, spring constant k, and damping constant b is...
13. A damped mass-spring system with mass m, spring constant k, and damping constant b is driven by an external force with frequency w and amplitude Fo. 2662 where, wo is the (a) Show that the maximum oscillation amplitude occurs when w = natural frequency of the system. where, wd is the (b) Show that the maximum oscillation amplitude at that frequency is A = frequency of the undriven, damped system.
2 with spring stiffness k 1000 N/m, Consider a mass-spring-damper system shown in Figure mass m...
2 with spring stiffness k 1000 N/m, Consider a mass-spring-damper system shown in Figure mass m = 10 kg, and damping constant c-150 N-s/m. If the initial displacement is xo-o and the initial velocity is 10 m/s (1) Find the damping ratio. (2) Is the system underdamped or overdamped? Why? (3) Calculate the damped natural frequency (4) Determine the free vibration response of the system.
A damped osillator has a mass (m = 2.00kg), a spring (k = 10.0N/m), and a...
A damped osillator has a mass (m = 2.00kg), a spring (k = 10.0N/m), and a damping coefficient b = 0.102kg/s. undamped angular frequency of the system is 2.24rad/s. If the initial amplitude is 0.250m, How many periods of motion are necessary for the amplitude to be reduced to 3/4 it initial value? is this system underdamped, critically damped, or overdamped
2. Calculate the EOM (using Newtons 2nd law) and the natural frequency of the spring-mass system shown below. Each...
2. Calculate the EOM (using Newtons 2nd law) and the natural frequency of the spring-mass system shown below. Each mass is m-5 kg and the linear elastic spring has a constant k 325 N/m.
2. Calculate the EOM (using Newtons 2nd law) and the natural frequency of the spring-mass system shown below. Each mass is m-5 kg and the linear elastic spring has a constant k 325 N/m.
Answer last four questions 1. A spring-mass-damper system has mass of 150 kg, stiffness of 1500...
Answer last four questions
1. A spring-mass-damper system has mass of 150 kg, stiffness of 1500 N/m and damping coefficient of 200 kg/s. i) Calculate the undamped natural frequency ii) Calculate the damping ratio iii) Calculate the damped natural frequency iv) Is the system overdamped, underdamped or critically damped? v) Does the solution oscillate? The system above is given an initial velocity of 10 mm/s and an initial displacement of -5 mm. vi) Calculate the form of the response and...
System A consists of a mass m attached to a spring with a force constant k;...
System A consists of a mass m attached to a spring with a force constant k; system B has a mass 2m attached to a spring with a force constant k; system C has a mass 3m attached to a spring with a force constant 6k; and system D has a mass m attached to a spring with a force constant 4k. Rank these systems in order of decreasing period of oscillation. Rank from largest to smallest. To rank items...
A mass of 2.5 kg is attached to a spring that has a value of k...
A mass of 2.5 kg is attached to a spring that has a value of k = 600 N/m. The mass at equilibrium (xo=0) receives an impulse that gives it a velocity of vo =+ 1.5 m/s at t-0. a) Determine the value of the critical damping constant b that is required for critical damping b) Change the critical value of b by a factor of two so we have an overdamped system. (It's your job to figure out if...
Consider a mass-spring-dashpot system in which the mass is m = 4 lb-sec^2/ft, the damping constant...
Consider a mass-spring-dashpot system in which the mass is m = 4 lb-sec^2/ft, the damping constant is c =24 lb-sec/ft, and the spring constant is k=52lb/ft. The motion is free damped motion and the mass is set in motion with initial position x0=5ft and the initial velocity v0= -7ft/sec. Find the position function x(t) and determine whether the motion is overdamped, critically damped, or underdamped.
A mass m is attached to both a spring (with given spring constant k) and a...
A mass m is attached to both a spring (with given spring constant k) and a dashpot (with given damping constant c). The mass is set in motion with initial position X, and initial velocity vo Find the position function x(t) and determine whether the motion is overdamped, critically damped, or underdamped. If it is underdamped, write the position function in the form x(t) =C, e-pt cos (0,t-a). Also, find the undamped position function u(t) = Cocos (0,0+ - )...
13. A damped mass-spring system with mass m, spring constant k, and damping constant b is driven by an external force with frequency w and amplitude Fo. 2662 where, wo is the (a) Show that the maximum oscillation amplitude occurs when w = natural frequency of the system. where, wd is the (b) Show that the maximum oscillation amplitude at that frequency is A = frequency of the undriven, damped system.
2 with spring stiffness k 1000 N/m, Consider a mass-spring-damper system shown in Figure mass m = 10 kg, and damping constant c-150 N-s/m. If the initial displacement is xo-o and the initial velocity is 10 m/s (1) Find the damping ratio. (2) Is the system underdamped or overdamped? Why? (3) Calculate the damped natural frequency (4) Determine the free vibration response of the system.
2. Calculate the EOM (using Newtons 2nd law) and the natural frequency of the spring-mass system shown below. Each mass is m-5 kg and the linear elastic spring has a constant k 325 N/m.
2. Calculate the EOM (using Newtons 2nd law) and the natural frequency of the spring-mass system shown below. Each mass is m-5 kg and the linear elastic spring has a constant k 325 N/m.
Answer last four questions
1. A spring-mass-damper system has mass of 150 kg, stiffness of 1500 N/m and damping coefficient of 200 kg/s. i) Calculate the undamped natural frequency ii) Calculate the damping ratio iii) Calculate the damped natural frequency iv) Is the system overdamped, underdamped or critically damped? v) Does the solution oscillate? The system above is given an initial velocity of 10 mm/s and an initial displacement of -5 mm. vi) Calculate the form of the response and...
A mass of 2.5 kg is attached to a spring that has a value of k = 600 N/m. The mass at equilibrium (xo=0) receives an impulse that gives it a velocity of vo =+ 1.5 m/s at t-0. a) Determine the value of the critical damping constant b that is required for critical damping b) Change the critical value of b by a factor of two so we have an overdamped system. (It's your job to figure out if...
A mass m is attached to both a spring (with given spring constant k) and a dashpot (with given damping constant c). The mass is set in motion with initial position X, and initial velocity vo Find the position function x(t) and determine whether the motion is overdamped, critically damped, or underdamped. If it is underdamped, write the position function in the form x(t) =C, e-pt cos (0,t-a). Also, find the undamped position function u(t) = Cocos (0,0+ - )...
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