The equation of motion of a spring-mass-damper system is given by\(\fr – McqOptions

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1.	The equation of motion of a spring-mass-damper system is given by\(\frac{{{d^2}x}}{{d{t^2}}} + 3\frac{{dx}}{{dt}} + 9x = 10\sin \left( {5t} \right)\)The damping factor for the system is
A.	0.25
B.	0.5
C.	2
D.	3
Answer» C. 2

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