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If damping ratio is greater than unity then system is called as

Q.  
If damping ratio is greater than unity then system is called as


Answer & Explanation

If,
Damping factor ζ= 1, --- Critically Damped System.
Damping factor ζ< 1, --- Under Damped System.
Damping factor ζ> 1, --- Over Damped System.

Thus correct option is: B.

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