(b) Consider a vertical spring mass-damper-system with mass m=2 kg, damping coefficient c= 5 N.s/m and stiffness k= 10 N/m. An external force f(t) = sin3t N is applied to the mass. i) Find the static equilibrium position as measured from the un-stretched length of the spring ii) Write the equation of motion. iii) Find the natural and damped frequencies.

Elements Of Electromagnetics
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(b) Consider a vertical spring mass-damper-system with mass m=2 kg, damping coefficient c= 5 N.s/m
and stiffness k = 10 N/m. An external force f(t) = sin3t N is applied to the mass.
(i) Find the static equilibrium position as measured from the un-stretched length of the spring
(ii) Write the equation of motion.
(iii) Find the natural and damped frequencies.
Transcribed Image Text:(b) Consider a vertical spring mass-damper-system with mass m=2 kg, damping coefficient c= 5 N.s/m and stiffness k = 10 N/m. An external force f(t) = sin3t N is applied to the mass. (i) Find the static equilibrium position as measured from the un-stretched length of the spring (ii) Write the equation of motion. (iii) Find the natural and damped frequencies.
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