A) 60
B) 75
C) 80
D) 100
Correct Answer: A
Solution :
\[{{\omega }_{d}}={{\omega }_{n}}\sqrt{1-{{\zeta }^{2}}}=100\sqrt{1-{{(0.8)}^{2}}}\]\[=\text{ }60\text{ }rad/s\]You need to login to perform this action.
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