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What is the correct answer?
4
The equation of motion for a single degree of freedom system with viscous damping is 4(dx²/dt²) + 9(dx/dt) + 16x. The damping ratio of the system is
A.
9/8
B.
9/82
C.
9/16
D.
9/128
Correct Answer :
C. 9/16
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