Module 7 : Design of Machine Foundations
Lecture 31 : Basics of soil dynamics [ Section 31.2 : Different modes of vibration; Undamped ]
   
 

Where, A and B are complex conjugates.


Alternatively,

  x(t) = a cos t + b sin t   ---------(3)
  where, s = i .
 

It can be represented as shown in fig.

= R cos and,

= R sin

Fig. 8.6 Representation of solution
   
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