1.

Damping is beneficial only when:

A. \(\frac{\omega }{{{\omega _n}}} = 1\)
B. \(\frac{\omega }{{{\omega _n}}} < 1\)
C. \(\frac{\omega }{{{\omega _n}}} < \sqrt2\)
D. \(\frac{\omega }{{{\omega _n}}} > \sqrt 2\)
Answer» D. \(\frac{\omega }{{{\omega _n}}} > \sqrt 2\)


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