A two degree of freedom damped system has natural frequencies 2 rad/s and 3 rad/s and corresponding mode shapes {} {{} and .A damping ratio of 2% is assumed for both modes. The initial displacement is mm and initial velocity is mm/s. The displacement of the first degree of freedom in mm at time t-3 s is O 1.3885 O 0.6281 O 0.5016 O 1.2551

Elements Of Electromagnetics
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A two degree of freedom damped system has natural frequencies 2 rad/s and 3 rad/s and
corresponding mode shapes
{}
.A damping ratio of 2% is assumed for both modes.
and
The initial displacement is
{;}mm/s.
mm and initial velocity is
The displacement of the first
degree of freedom in mm at time t=3 s is
1.3885
0.6281
O 0.5016
O 1.2551
Transcribed Image Text:A two degree of freedom damped system has natural frequencies 2 rad/s and 3 rad/s and corresponding mode shapes {} .A damping ratio of 2% is assumed for both modes. and The initial displacement is {;}mm/s. mm and initial velocity is The displacement of the first degree of freedom in mm at time t=3 s is 1.3885 0.6281 O 0.5016 O 1.2551
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