Railways Technical Ability Vibration Analysis Question Bank Vibration Analysis

  • question_answer The equation of motion for a single degree of freedom system with viscous damping is: \[4\ddot{x}+9\dot{x}+16x=0.\] The damping ratio of the system is:     

    A) \[\frac{9}{128}\]                                   

    B) \[\frac{9}{16}\]

    C) \[\frac{9}{8\sqrt{2}}\]               

    D) \[\frac{9}{8}\]

    Correct Answer: B

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