Engineering, 06.07.2019 05:30 yami4458

Aspring-mass system consists of a mass weighing 20 kg and a spring with stiffness of 1000 n/m. the mass is subjected to resonance by a harmonic force f(t) 20 cos wt n. the initial condition is given as the initial position 0 and the initial velocity 0. find the amplitude of the forced motion at the end of (a) 1.5 cycle and (b) 2.25 cycles

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Aspring-mass system consists of a mass weighing 20 kg and a spring with stiffness of 1000 n/m. the m...

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