BDA 31103 Assignment 1 Sem 1 20162017 - Q1 BDA 31103...

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Unformatted text preview: Q1 BDA 31103 VIBRATION SEMESTER 1 2016/2017 ASSIGNMENT 1 Consider the force vibration damped system as illustrated in Figure Q1. a) Give a comparison between force vibration and free vibration, and damped and undamped system. [4 marks] b) Compute the damping coefficient, c if the displacement amplitude of the system, X is given 0.01 m. [7 marks] c) Determine the response of the system if the initial condition of the system given by X(0) = 0 m and v[0) = 0.2 m/s. The answer for the response must be written as in the following form: x(t) = e9[Acos ®+Bsin®]+ Xcos(at —¢) [14 marks] The surface consider frictionless ...
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