The equation of motion for a damped vibration is given by \(6\ddot x + 9\dot x + 27x = 0\). The damping factor will be

The equation of motion for a damped vibration is given by \(6\ddot x +

1.	The equation of motion for a damped vibration is given by \(6\ddot x + 9\dot x + 27x = 0\). The damping factor will be
A.	0.25
B.	0.5
C.	0.35
D.	0.75
Answer» D. 0.75